List of Patent attorneys in Japan
There are 1031 Patent attorneys in Japan as of October 15, 2025; which is an 2.27% increase from 2023. Of these locations, 957 Patent attorneys which is 92.82% of all Patent attorneys in Japan are single-owner operations, while the remaining 74 which is 7.18% are part of larger brands. The top three states with the most Patent attorneys are Ōsaka Prefecture with 239 Patent attorneys, Tokyo with 142 Patent attorneys, Aichi Prefecture with 124 Patent attorneys. Average age of Patent attorneys in Japan is3 years and 3 months.
Patent attorneys are also establishing a strong digital presence across various platforms:20 have LinkedIn profiles, 102 have Facebook Pages, 16 are active on Instagram, 154 have X (formerly Twitter) handles, 2 are on TikTok, and 35 have YouTube channels. About 818 Patent attorneys have their own website and the remaining 213 don’t have their own website.
- 1031
Number of Patent attorneys
- 153
Email addresses
- 1002
Phone numbers
- 818
With Websites
- 20
LinkedIn Profiles
- 102
Facebook Profiles
- 16
Instagram Handles
- 154
X Handles
- 2
TikTok Profiles
- 35
YouTube Channels
Smartscrapers has the most up to date and comprehensive Patent attorneys list in Japan. Our lists are constantly being verified and our database is constantly being updated.
Download list of Patent attorneys in Japan
You can download Patent attorneys email and phone number lists along with top management data. Here is a random sample of 10 records for you to look at. Contact our support team to get more details.
| name | address | city | State/Territory | country | phone | Review Count | Rating Scores | url | Facebook Profile | Instagram Handle | YouTube | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SHIRAHAMA Internatiional PatentProfessional Corporation | address | Tokyo | Tokyo | Japan | phone | 6 | 5 | Link | ||||||
| きのか特許事務所 | address | Wakayama | Wakayama Prefecture | Japan | phone | 2 | 5 | Link | ||||||
| IP FELLOWS特許商標事務所 | address | Tokyo | Tokyo | Japan | phone | 0 | 0 | Link | ||||||
| 知的財産事務所エボリクス | address | Osaka | Ōsaka Prefecture | Japan | phone | 4 | 5 | Link | ||||||
| 湘南・鵠沼 さとる商標特許事務所 | address | Fujisawa | Kanagawa Prefecture | Japan | phone | 10 | 5 | Link | ||||||
| アイテック国際特許事務所 | address | Nagoya | Aichi Prefecture | Japan | phone | 1 | 2 | Link | ||||||
| 山本特許法律事務所 | address | Osaka | Ōsaka Prefecture | Japan | phone | 4 | 4.8 | Link | ||||||
| 瀧野国際特許事務所 | address | Tokyo | Tokyo | Japan | phone | 2 | 5 | Link | ||||||
| あきた知的財産事務所 | address | Akita | Akita Prefecture | Japan | phone | 1 | 4 | Link | ||||||
| Tokyo 1st International Patent Office | address | Tokyo | Tokyo | Japan | phone | 0 | 0 | Link |
[
{
"name": "SHIRAHAMA Internatiional PatentProfessional Corporation",
"address": "Ja**********",
"phone": "********8471",
"email": "sh******@sh**********",
"lat": 35.6747582,
"lng": 139.7325513,
"url": "ht**********",
"country": "Japan",
"state": "Tokyo",
"city": "Tokyo",
"star_count": 5,
"rating_count": 6,
"category_name": "Patent attorneys"
},
{
"name": "きのか特許事務所",
"address": "Ja**********",
"phone": "********8458",
"email": "in**@ki**********",
"lat": 34.2311151,
"lng": 135.1905101,
"url": "ht**********",
"country": "Japan",
"state": "Wakayama Prefecture",
"city": "Wakayama",
"star_count": 5,
"rating_count": 2,
"category_name": "Patent attorneys"
},
{
"name": "IP FELLOWS特許商標事務所",
"address": "3 **********",
"phone": "********2041",
"email": "in**@ip**********",
"lat": 35.67955,
"lng": 139.6719066,
"url": "ht**********",
"country": "Japan",
"state": "Tokyo",
"city": "Tokyo",
"star_count": 0,
"rating_count": 0,
"category_name": "Patent attorneys"
},
{
"name": "知的財産事務所エボリクス",
"address": "Ja**********",
"phone": "********1884",
"email": "co*****@ev*******",
"lat": 34.6855713,
"lng": 135.4988447,
"url": "ht**********",
"country": "Japan",
"state": "Ōsaka Prefecture",
"city": "Osaka",
"star_count": 5,
"rating_count": 4,
"category_name": "Patent attorneys"
},
{
"name": "湘南・鵠沼 さとる商標特許事務所",
"address": "1 **********",
"phone": "********2138",
"email": "ho******@sa**********",
"lat": 35.3356436,
"lng": 139.488666,
"url": "ht**********",
"country": "Japan",
"state": "Kanagawa Prefecture",
"city": "Fujisawa",
"star_count": 5,
"rating_count": 10,
"category_name": "Patent attorneys"
},
{
"name": "アイテック国際特許事務所",
"address": "Ja**********",
"phone": "********3226",
"email": "in***@it********",
"lat": 35.1698978,
"lng": 136.8978219,
"url": "ht**********",
"country": "Japan",
"state": "Aichi Prefecture",
"city": "Nagoya",
"star_count": 2,
"rating_count": 1,
"category_name": "Patent attorneys"
},
{
"name": "山本特許法律事務所",
"address": "3-**********",
"phone": "********3910",
"email": "sh******@sh**********",
"lat": 34.706439,
"lng": 135.494589,
"url": "ht**********",
"country": "Japan",
"state": "Ōsaka Prefecture",
"city": "Osaka",
"star_count": 4.8,
"rating_count": 4,
"category_name": "Patent attorneys"
},
{
"name": "瀧野国際特許事務所",
"address": "Ja**********",
"phone": "********3551",
"email": "sa***@ta**********",
"lat": 35.6688838,
"lng": 139.767005,
"url": "ht**********",
"country": "Japan",
"state": "Tokyo",
"city": "Tokyo",
"star_count": 5,
"rating_count": 2,
"category_name": "Patent attorneys"
},
{
"name": "あきた知的財産事務所",
"address": "4-**********",
"phone": "********5115",
"email": "al*@ak**********",
"lat": 39.7063582,
"lng": 140.1055215,
"url": "ht**********",
"country": "Japan",
"state": "Akita Prefecture",
"city": "Akita",
"star_count": 4,
"rating_count": 1,
"category_name": "Patent attorneys"
},
{
"name": "Tokyo 1st International Patent Office",
"address": "2 **********",
"phone": "********0301",
"email": "tk******@ko**********",
"lat": 35.674933,
"lng": 139.764368,
"url": "ht**********",
"country": "Japan",
"state": "Tokyo",
"city": "Tokyo",
"star_count": 0,
"rating_count": 0,
"category_name": "Patent attorneys"
}
]
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Number of Patent attorneys locations by each state/territory
| State/Territory | Population | Number of Patent attorneys |
|---|---|---|
| Ōsaka Prefecture | 7.79M | 239 |
| Tokyo | 11.10M | 142 |
| Aichi Prefecture | 6.11M | 124 |
| Kanagawa Prefecture | 8.03M | 90 |
| Saitama Prefecture | 5.87M | 36 |
| Hyōgo Prefecture | 4.44M | 35 |
| Fukuoka Prefecture | 5.65M | 33 |
| Kyōto Prefecture | 2.16M | 26 |
| Chiba Prefecture | 4.47M | 25 |
| Shizuoka Prefecture | 4.27M | 20 |
| Gifu Prefecture | 1.15M | 17 |
| Nagano Prefecture | 1.57M | 16 |
| Hiroshima Prefecture | 3.63M | 14 |
| Ibaraki Prefecture | 2.85M | 14 |
| Hokkaidō Prefecture | 6.56M | 13 |
| Gunma Prefecture | 1.99M | 12 |
| Nara Prefecture | 927.15K | 11 |
| Niigata Prefecture | 2.16M | 11 |
| Shiga Prefecture | 1.11M | 11 |
| Miyagi Prefecture | 1.96M | 10 |
| Fukui Prefecture | 616.24K | 9 |
| Okayama Prefecture | 1.61M | 9 |
| Toyama Prefecture | 518.18K | 9 |
| Ishikawa Prefecture | 1.25M | 8 |
| Kagoshima Prefecture | 1.24M | 8 |
| Tochigi Prefecture | 2.11M | 8 |
| Yamanashi Prefecture | 672.74K | 7 |
| Kagawa Prefecture | 661.93K | 6 |
| Kumamoto Prefecture | 1.12M | 6 |
| Mie Prefecture | 1.17M | 6 |
| Wakayama Prefecture | 937.22K | 6 |
| Ehime Prefecture | 927.23K | 5 |
| Saga Prefecture | 472.73K | 5 |
| Yamagata Prefecture | 888.27K | 5 |
| Akita Prefecture | 715.20K | 4 |
| Fukushima Prefecture | 1.44M | 4 |
| Miyazaki Prefecture | 1.25M | 4 |
| Nagasaki Prefecture | 1.24M | 4 |
| Okinawa Prefecture | 845.96K | 4 |
| Iwate Prefecture | 1.33M | 3 |
| Ōita Prefecture | 1.52M | 3 |
| Tokushima Prefecture | 450.55K | 3 |
| Aomori Prefecture | 967.95K | 2 |
| Shimane Prefecture | 556.36K | 2 |
| Yamaguchi Prefecture | 630.34K | 2 |
How many Patent attorneys are there in Japan?
There are a total of 1031 Patent attorneys in Japan as of October 15, 2025.
List of Patent attorneys in Japan with Social Media Accounts
Facebook Profiles
Instagram Handles
LinkedIn Profiles
X Handles
TikTok Profiles
YouTube Channels
Download sales qualified leads of Patent attorneys in the Japan
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Related Patent attorneys Leads By Location
Data of Patent attorneys in Japan with/without Website
Download the list of Patent attorneys in Japan as of October 15, 2025 with and without website information.
Number of Patent attorneys in Japan with website
Number of Patent attorneys in Japan without website
List Of Patent attorneys In Japan By Ratings
Download the data of the number of star-rated Patent attorneys in Japan as of October 15, 2025
Number of 1 star-rated Patent attorneys in Japan
Number of 2 star-rated Patent attorneys in Japan
Number of 3 star-rated Patent attorneys in Japan
Number of 4 star-rated Patent attorneys in Japan
Number of 5 star-rated Patent attorneys in Japan
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