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For the Inventor, By the Inventor

Tokyo, Japan

Japan Aerospace Exploration Agency


USPTO Granted Patents = 239



Trademarks = 2

Forward Citations = 894

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559 inventors (with patents filed for the assignee):

goldMedal Yoshitsugu Sone (16 out of 16 patents)

silverMedal Osamu Mori (11 out of 45 patents)

bronzeMedal Junichiro Kawaguchi (10 out of 14 patents)

4.  Hitoshi Fujiwara (9 out of 45 patents)

5.  Hamaki Inokuchi (8 out of 8 patents)

6.  Yoshikatsu Kuroda (7 out of 26 patents)

7.  Akira Nishizawa (7 out of 7 patents)

8.  Yuichi Ishida (7 out of 12 patents)

9.  Rikio Yokota (7 out of 8 patents)

10.  Masayoshi Kobayashi (7 out of 18 patents)

11.  Tadayuki Takahashi (7 out of 11 patents)

12.  Ryusuke Matsuyama (7 out of 12 patents)

13.  Toshio Ogasawara (6 out of 6 patents)

14.  Masatoshi Uno (6 out of 6 patents)

15.  Akio Kukita (6 out of 6 patents)


Core Competencies:
Riblet Structure
Flight Efficiency
High-Lift Device
Fuel Cell System
Rocket Control
Phased-Array Antenna
Supersonic Aircraft
Thermal Insulation
Gust Alleviation
Optical Device
Hydrogen-Oxygen Generation
Noise Reduction

239 patents:

1. 12501688 - Cmos circuit having transmission circuit connected to output terminal of logical operation circuit (2025-12-16),
2. 12499861 - Pressure fluctuation absorbing structure (2025-12-16),
3. 12494189 - Sound absorption device (2025-12-09),
4. 12415596 - Riblet structure and object (2025-09-16),
5. 12397910 - Flight efficiency improving system for compound helicopter (2025-08-26),
6. 12388102 - Fuel cell system (2025-08-12),
7. 12384519 - Leading-edge high-lift device, wing, and aircraft (2025-08-12),
8. 12320306 - Electricity generation system and aircraft (2025-06-03),
9. 12305594 - Failure diagnostic system for spacecraft liquid propulsion system and failure diagnostic method for spacecraft liquid propulsion system (2025-05-20),
10. 12305003 - Polyamic acid having specific composition, varnish, cured product, and composite material (2025-05-20),
11. 12278407 - Method for controlling fuel cell device (2025-04-14),
12. 12269619 - Rocket control system and method of controlling landing operation of rocket (2025-04-08),
13. 12255397 - Antenna, electronic apparatus, and method of manufacturing an antenna (2025-03-18),
14. D1060002 - Spacer for thermal insulation (2025-02-04),
15. 12214863 - Riblet structure and object (2025-02-04),
The Japan Aerospace Exploration Agency (JAXA) is the national aerospace agency of Japan. It was established in 2003 and is responsible for space and aerospace research, development, and utilization. JAXA aims to contribute to the development of society and the well-being of people through aerospace activities. The agency conducts various missions and projects, including satellite launches, space exploration, Earth observation, and technology development. JAXA collaborates with international partners to promote scientific advancements and peaceful utilization of outer space.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 23 2025

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239 Patents

#268 in Tokyo

#601 in Japan

#3,479 in the World

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Tokyo, Japan

Japan Aerospace Exploration Agency

Forward Citations = 894

559 inventors:

goldMedal Yoshitsugu Sone (16 out of 16 patents)

silverMedal Osamu Mori (11 out of 45 patents)

bronzeMedal Junichiro Kawaguchi (10 out of 14 patents)

4.  Hitoshi Fujiwara (9 out of 45 patents)

5.  Hamaki Inokuchi (8 out of 8 patents)

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