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List of Patent attorneys in California

There are 422 Patent attorneys in California as of April 1, 2026; which is an 0.00% increase from 2023. Of these locations, 282 Patent attorneys which is 66.82% of all Patent attorneys in California are single-owner operations, while the remaining 140 which is 33.18% are part of larger brands. The top three cities with the most Patent attorneys are Los Angeles with 96 Patent attorneys, San Francisco with 72 Patent attorneys, San Jose with 62 Patent attorneys. Average age of Patent attorneys in California is 7 years .

Patent attorneys are also establishing a strong digital presence across various platforms: 204 have LinkedIn profiles, 182 have Facebook Pages, 75 are active on Instagram, 152 have X (formerly Twitter) handles, 6 are on TikTok, and 71 have YouTube channels. About 377 Patent attorneys have their own website and the remaining 45 don’t have their own website.

  • 422

    Number of Patent attorneys

  • 141

    Email addresses

  • 418

    Phone numbers

  • 377

    With Websites

  • 204

    LinkedIn Profiles

  • 182

    Facebook Profiles

  • 75

    Instagram Handles

  • 152

    X Handles

  • 6

    TikTok Profiles

  • 71

    YouTube Channels

Data updated on April 1, 2026
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Download list of Patent attorneys in California

You can download Patent attorneys email and phone number lists. Here is a random sample of 10 records for you to look at. Contact our support team to get more details.

nameaddresscityState/TerritorycountryemailphoneReview CountRating ScoresurlFacebook ProfileInstagram HandleLinkedInTwitterYouTube
John Rizvi P.A. - The Idea AttorneysAddressSacramentoCaliforniaUnited StatesEmailPhone01Link
Duane Morris LLPAddressSan FranciscoCaliforniaUnited StatesEmailPhone05Link
Cislo & Thomas LLP - Patent Law Lawyers/AttorneysAddressSanta BarbaraCaliforniaUnited StatesEmailPhone00Link
Cislo & Thomas LLP - Patent Law Lawyers/AttorneysAddressThousand OaksCaliforniaUnited StatesEmailPhone25Link
Diament Patent Law, A Professional CorporationAddressLos AngelesCaliforniaUnited StatesEmailPhone00Link
Dana Legal ServicesAddressSan FranciscoCaliforniaUnited StatesEmailPhone05Link
Cislo & Thomas LLPAddressLos AngelesCaliforniaUnited StatesEmailPhone05Link
1patnentdrawings.comAddressLos AngelesCaliforniaUnited StatesEmailPhone00Link
Intellectual Property Attorney San JoseAddressSan JoseCaliforniaUnited StatesEmailPhone05Link
Ross Patent Law OfficeAddressSan DiegoCaliforniaUnited StatesEmailPhone04.2Link
[
  {
    "name": "John Rizvi P.A. - The Idea Attorneys",
    "address": "12**********",
    "phone": "********6617",
    "email": "ne******@id**********",
    "lat": 38.5785333,
    "lng": -121.4901514,
    "url": "ht**********",
    "country": "United States",
    "state": "California",
    "city": "Sacramento",
    "star_count": 1,
    "rating_count": 0,
    "category_name": "Law firms,Patent offices,Attorneys,Patent attorneys,Lawyers"
  },
  {
    "name": "Duane Morris LLP",
    "address": "1 **********",
    "phone": "********3000",
    "email": "we*******@du**********",
    "lat": 37.7933692,
    "lng": -122.3946075,
    "url": "ht**********",
    "country": "United States",
    "state": "California",
    "city": "San Francisco",
    "star_count": 5,
    "rating_count": 0,
    "category_name": "Patent attorneys"
  },
  {
    "name": "Cislo & Thomas LLP - Patent Law Lawyers/Attorneys",
    "address": "7 **********",
    "phone": "********1515",
    "email": "ad***@ci*******",
    "lat": 34.42212,
    "lng": -119.703275,
    "url": "ht**********",
    "country": "United States",
    "state": "California",
    "city": "Santa Barbara",
    "star_count": 0,
    "rating_count": 0,
    "category_name": "Law firms,Legal services,Attorneys,Lawyers,Patent attorneys"
  },
  {
    "name": "Cislo & Thomas LLP - Patent Law Lawyers/Attorneys",
    "address": "28**********",
    "phone": "********1164",
    "email": "ad***@ci*******",
    "lat": 34.1541822,
    "lng": -118.8230016,
    "url": "ht**********",
    "country": "United States",
    "state": "California",
    "city": "Thousand Oaks",
    "star_count": 5,
    "rating_count": 2,
    "category_name": "Attorneys,Lawyers,Patent attorneys,Legal services,Law firms"
  },
  {
    "name": "Diament Patent Law, A Professional Corporation",
    "address": "19**********",
    "phone": "********0162",
    "email": "ad******@no**********",
    "lat": 34.0596187,
    "lng": -118.4177612,
    "url": "ht**********",
    "country": "United States",
    "state": "California",
    "city": "Los Angeles",
    "star_count": 0,
    "rating_count": 0,
    "category_name": "Law firms,Legal services,Patent attorneys"
  },
  {
    "name": "Dana Legal Services",
    "address": "32**********",
    "phone": "********1446",
    "email": "in**@da**********",
    "lat": 37.4233661,
    "lng": -122.1974316,
    "url": "ht**********",
    "country": "United States",
    "state": "California",
    "city": "San Francisco",
    "star_count": 5,
    "rating_count": 0,
    "category_name": "Patent attorneys"
  },
  {
    "name": "Cislo & Thomas LLP",
    "address": "12**********",
    "phone": "********9190",
    "email": "ad***@ci*******",
    "lat": 34.0435067,
    "lng": -118.4676457,
    "url": "ht**********",
    "country": "United States",
    "state": "California",
    "city": "Los Angeles",
    "star_count": 5,
    "rating_count": 0,
    "category_name": "Lawyers,Patent attorneys,Law firms,Legal services,Attorneys"
  },
  {
    "name": "1patnentdrawings.com",
    "address": "51**********",
    "phone": "********0977",
    "email": "SS********@GM*******",
    "lat": 34.0910833,
    "lng": -118.3008766,
    "url": "ht**********",
    "country": "United States",
    "state": "California",
    "city": "Los Angeles",
    "star_count": 0,
    "rating_count": 0,
    "category_name": "Patent attorneys"
  },
  {
    "name": "Intellectual Property Attorney San Jose",
    "address": "10**********",
    "phone": "********1623",
    "email": "in**@om**********",
    "lat": 37.3338781,
    "lng": -121.8941212,
    "url": "ht**********",
    "country": "United States",
    "state": "California",
    "city": "San Jose",
    "star_count": 5,
    "rating_count": 0,
    "category_name": "Patent attorneys,Law firms"
  },
  {
    "name": "Ross Patent Law Office",
    "address": "14**********",
    "phone": "********1843",
    "email": "jo**@ro**********",
    "lat": 33.0991902,
    "lng": -117.2087478,
    "url": "ht**********",
    "country": "United States",
    "state": "California",
    "city": "San Diego",
    "star_count": 4.2,
    "rating_count": 0,
    "category_name": "Attorneys,Patent attorneys,Lawyers"
  }
]

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Number of Patent attorneys locations by each city/area

City/AreaPopulationNumber Of Patent attorneys
Los Angeles 3.90M96
San Francisco 864.82K72
San Jose 1.03M62
San Diego 1.39M46
Irvine 256.93K27
Sacramento 490.71K16
Newport Beach 87.13K14
Pleasanton 79.51K8
Santa Barbara 91.84K6
Aliso Viejo 50.20K5
Costa Mesa 113.20K5
Fresno 520.05K4
Huntington Beach 201.90K4
Murrieta 109.83K4
San Luis Obispo 47.34K4
Santa Rosa 174.97K3
Thousand Oaks 129.34K3
Anaheim 350.74K2
Bakersfield 373.64K2
Garden Grove 175.39K2
Modesto 211.27K2
Ontario 171.21K2
Oxnard 207.25K2
Riverside 322.42K2
Rossmoor 10.24K2
San Ramon 76.13K2
Santa Cruz 64.22K2
Walnut Creek 68.91K2
Auburn 13.78K1
Camarillo 67.61K1
Chico 121.34K1
Concord 128.67K1
Corona 164.23K1
Desert Hot Springs 28.34K1
Fountain Valley 56.99K1
Fullerton 140.85K1
Half Moon Bay 12.66K1
King City 13.90K1
Lafayette 25.84K1
Laguna Hills 31.75K1
Laguna Niguel 65.81K1
Menifee 87.17K1
Merced 82.44K1
Mission Viejo 97.16K1
Monterey 28.34K1
Moraga 17.26K1
Pacific Grove 15.67K1
Petaluma 60.44K1
Pleasant Hill 34.81K1
San Bernardino 216.11K1
San Miguel 2.34K1
Sonoma 11.04K1
Stockton 305.66K1
Truckee 16.30K1
Tustin 80.58K1
Watsonville 53.63K1
Yorba Linda 67.97K1

How many Patent attorneys are there in California?

There are a total of 422 Patent attorneys in California as of April 01, 2026.

Number of Patent attorneys in California with Phone Number

418

Number of Patent attorneys in California with Email

141

List of Patent attorneys in California with Social Media Accounts

182

Facebook Profiles

75

Instagram Handles

204

LinkedIn Profiles

152

X Handles

6

TikTok Profiles

71

YouTube Channels

Download sales qualified leads of Patent attorneys in the California

Download this data in CSV, Esri Shapefile, Excel, GeoJSON, or KML
(Google Earth) file formats.

Data of Patent attorneys in California with/without Website

Download the list of Patent attorneys in California as of April 01, 2026 with and without website information.

377

Number of Patent attorneys in California with website

45

Number of Patent attorneys in California without website

List of Patent attorneys in California By Ratings

Download the data of the number of star-rated Patent attorneys in California as of April 01, 2026.

12

Number of 1 star-rated Patent attorneys in California

0

Number of 2 star-rated Patent attorneys in California

20

Number of 3 star-rated Patent attorneys in California

27

Number of 4 star-rated Patent attorneys in California

183

Number of 5 star-rated Patent attorneys in California

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The total number of Patent attorneys in California is 422.

Smartscrapers is your go-to platform to get authentic and reliable data on Patent attorneys in California at an affordable price.

You can download the complete dataset of sales qualified leads of Patent attorneys in California once you purchase it.

Absolutely! Smartscrapers enables you to download a sample dataset directly from the corresponding webpage.

You can download the data in CSV, Esri Shapefile, Excel, GeoJSON, or KML (Google Earth) file formats.

The price of Patent attorneys in California dataset costs $149.

There are 418 Patent attorneys in California with phone numbers.

There are 141 Patent attorneys in California with email addresses.

There are 170 Patent attorneys in California with both phone numbers and email lists.

There are 204 Patent attorneys in California with LinkedIn Profiles.

There are 182 Patent attorneys in California with Facebook Profiles.

There are 75 Patent attorneys in California with Instagram Handles.

There are 152 Patent attorneys in California with X Handles.

There are 6 Patent attorneys in California with TikTok Profiles.

There are 71 Patent attorneys in California with YouTube Channels.

The total count of Patent attorneys in California with a website is 377.

The total count of Patent attorneys in California without a website is 45.

There are 183 5-star rated Patent attorneys in California.

There are 27 4-star rated Patent attorneys in California.

There are 20 3-star rated Patent attorneys in California.

There are 0 2-star rated Patent attorneys in California.

There are 12 1-star rated Patent attorneys in California.

The average age of Patent attorneys in California is 7 years .

Los Angeles, San Francisco, and San Jose are the top 3 cities with the most number of Patent attorneys in California. Los Angeles leads at the top with 96 Patent attorneys, at 22.75%. San Francisco follows with 72 Patent attorneys, at 17.06%. San Jose comes third with 62 Patent attorneys, accounting for 14.69% of its total.

Los Angeles, with the most number of Patent attorneys, is the best city for Patent attorneys in California. It tops with 96 Patent attorneys, which is 22.75% of the total Patent attorneys in California.

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The mailing address data of Patent attorneys ensures that your promotional materials reach the hands of potential customers, driving engagement and brand recognition.