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For the Inventor, By the Inventor

Chiyoda-ku, Japan

Ntt Docomo, Inc.


USPTO Granted Patents = 4,735



Trademarks = 29

Forward Citations = 20,946

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1,725 inventors (with patents filed for the assignee):

goldMedal Satoshi Nagata (924 out of 978 patents)

silverMedal Kazuki Takeda (450 out of 686 patents)

bronzeMedal Hiroki Harada (297 out of 298 patents)

4.  Hideaki Takahashi (274 out of 367 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.  Yuki Matsumura (223 out of 225 patents)

9.  Xiaolin Hou (215 out of 216 patents)

10.  Tooru Uchino (212 out of 213 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

4,735 patents:

1. 12532257 - Terminal and communication method (2026-01-20),
2. 12532198 - Terminal, radio communication method, and base station (2026-01-20),
3. 12531705 - Terminal, radio communication method, and base station (2026-01-20),
4. 12531050 - Voice data creation device (2026-01-20),
5. 12530843 - Virtual space presentation device (2026-01-20),
6. 12526833 - Terminal and radio communication method (2026-01-13),
7. 12526820 - Terminal, radio communication method, and base station (2026-01-13),
8. 12526787 - Terminal, base station and communication method (2026-01-13),
9. 12526658 - Terminal, radio communication method, and base station (2026-01-13),
10. 12526649 - Terminal, radio communication method, and base station (2026-01-13),
11. 12526178 - Spectrum shaping method for non-orthogonal waveform and electronic device (2026-01-13),
12. 12526119 - Terminal and base station (2026-01-13),
13. 12526107 - Terminal, radio communication method, base station, and system for configuring channel state information report (2026-01-13),
14. 12526105 - Terminal and radio communication method (2026-01-13),
15. 12526091 - Terminal, base station and radio communication method (2026-01-13),
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 - Jan 20 2026

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4,735 Patents

#1 in Chiyoda-ku

#52 in Japan

#191 in the World

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Chiyoda-ku, Japan

Ntt Docomo, Inc.

Forward Citations = 20,946

1,725 inventors:

goldMedal Satoshi Nagata (924 out of 978 patents)

silverMedal Kazuki Takeda (450 out of 686 patents)

bronzeMedal Hiroki Harada (297 out of 298 patents)

4.  Hideaki Takahashi (274 out of 367 patents)

5.  Mamoru Sawahashi (255 out of 303 patents)

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