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For the Inventor, By the Inventor

Chiyoda-ku, Japan

Ntt Docomo, Inc.


USPTO Granted Patents = 4,705



Trademarks = 36

Forward Citations = 20,876

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3,209 inventors (with patents filed for the assignee):

goldMedal Satoshi Nagata (905 out of 957 patents)

silverMedal Kazuki Takeda (449 out of 679 patents)

bronzeMedal Hiroki Harada (295 out of 296 patents)

4.  Hideaki Takahashi (273 out of 365 patents)

5.  Mamoru Sawahashi (255 out of 303 patents)

6.  Yoshihisa Kishiyama (254 out of 260 patents)

7.  Kazuaki Takeda (245 out of 247 patents)

8.  Xiaolin Hou (213 out of 214 patents)

9.  Tooru Uchino (212 out of 213 patents)

10.  Yuki Matsumura (207 out of 207 patents)

11.  Mikio Iwamura (191 out of 192 patents)

12.  Kenichi Higuchi (190 out of 204 patents)

13.  Hiroyuki Ishii (186 out of 287 patents)

14.  Anil Umesh (184 out of 185 patents)

15.  Takehiro Nakamura (177 out of 194 patents)


Core Competencies:
Radio Communication
Base Station
User Equipment
Terminal Configuration
Virtual Space Presentation
Quality Control
Data Correction
Dual Connectivity
Positioning System
Doppler Spread Measurement
Network Node
Recommendation Device

4,705 patents:

1. 12495423 - Terminal, radio communication method, and base station (2025-12-09),
2. 12495364 - Radio communication node (2025-12-09),
3. 12495312 - Terminal, radio communication method, and base station (2025-12-09),
4. 12494992 - Management apparatus (2025-12-09),
5. 12494903 - Information processing device and information processing system (2025-12-09),
6. 12494836 - Radio base station and terminal (2025-12-09),
7. 12493348 - Display control apparatus (2025-12-09),
8. 12490273 - Terminal, radio communication method, and base station for determining quasi-co-location parameters (2025-12-02),
9. 12489676 - Network node (2025-12-02),
10. 12482213 - Virtual space presentation device (2025-11-25),
11. 12481359 - Recommendation device (2025-11-25),
12. 12477587 - User equipment and base station apparatus (2025-11-18),
13. 12477565 - Terminal and communication method (2025-11-18),
14. 12477560 - Terminal, radio communication method, and base station (2025-11-18),
15. 12477529 - Base station and communication method (2025-11-18),
NTT DOCOMO, INC. is a Japanese telecommunications company that provides mobile voice and data services, as well as a range of other related services. It is one of the largest mobile operators in Japan, offering innovative and reliable wireless services to millions of customers. Visit their website to find out more about their products and services.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

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4,705 Patents

#1 in Chiyoda-ku

#52 in Japan

#192 in the World

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Chiyoda-ku, Japan

Ntt Docomo, Inc.

Forward Citations = 20,876

3,209 inventors:

goldMedal Satoshi Nagata (905 out of 957 patents)

silverMedal Kazuki Takeda (449 out of 679 patents)

bronzeMedal Hiroki Harada (295 out of 296 patents)

4.  Hideaki Takahashi (273 out of 365 patents)

5.  Mamoru Sawahashi (255 out of 303 patents)

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