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Tetsuya Kawanishi

USPTO Granted Patents = 57 (Patent Applications = 3)

CIPO Patents = 1

EPO Patents = 11 (Patent Applications = 1)

Average Co-Inventor Count = 2.5

ph-index = 7

Forward Citations = 141(Granted Patents)

Forward Citations (Not Self Cited) = 108(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Koganei, JP (2004 - 2021)
Tokyo, JP (2003 - 2024)

Company Filing History:

National Institute of Information and Communications Technology, Incorporated

National Institute of Information and Communications Technology, Incorporated Administrative Agency

Sumitomo Osaka Cement Co., Ltd.

Communications Research Laboratory, Independent Administrative Institution

5. 3 out of 158

Waseda University

6. 1 out of 551

National Institute for Materials Science

Optoquest Co., Ltd.

8. 1 out of 15,502

University of California

National Institute of Information and Communication

Naitonal Institute of Information and Communications Technology

11. 1 out of 832,880

Other

patents

where one patent can have more than one assignee

Years Active: 2003-2025

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Areas of Expertise:

Waveguide

TOF Camera

High-Speed Photodetector Array

Optical Modulator

Optical Switch System

Quadrature Amplitude Modulation

Frequency Shift Keying

Multi-Wavelength Signal Generation

Optical Frequency Converter

Super High Speed Optical Frequency Sweeping

Extravisual Obstacle Detection

In-Vehicle Optical Network

57 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12504656 - Optical waveguide element, optical waveguide device, and optical transmission apparatus (2025-12-23),

2. 12237555 - Waveguide, method of manufacturing waveguide and antenna (2025-02-25),

3. 12153122 - Foreign-object detection system (2024-11-26),

4. 12050271 - TOF camera (2024-07-30),

5. 11271653 - In-vehicle optical network (2022-03-08),

6. 10911153 - High-speed photodetector array (2021-02-02),

7. 10634782 - Extravisual obstacle detecting system (2020-04-28),

8. 10608748 - Common mode rejection ratio measurement device for coherent optical receiver, and measurement method (2020-03-31),

9. 10598964 - Method for generating optical signal, and device for generating optical signal (2020-03-24),

10. 9503186 - Space division multiplexing apparatus including multi-core fiber and selfhomodyne detection method (2016-11-22),

11. 9250455 - Optical modulator (2016-02-02),

12. 9231638 - High-speed communication control system (2016-01-05),

13. 8867042 - Method for evaluating characteristic of optical modulator having mach-zehnder interferometer (2014-10-21),

14. 8824895 - Radio-on-fiber unit and radio-on-fiber system (2014-09-02),

15. 8693005 - Method for evaluating characteristics of optical modulator having Mach-Zehnder interferometers (2014-04-08),

Title: The Innovative Journey of Tetsuya Kawanishi

Introduction: Tetsuya Kawanishi, a pioneering inventor hailing from Koganei, Japan, has made significant contributions to the world of technology and innovation.

Latest Patents: Tetsuya Kawanishi's latest patents focus on advancements in robotics and artificial intelligence, showcasing his commitment to pushing the boundaries of technological possibilities.

Career Highlights: With a career spanning over two decades, Tetsuya Kawanishi has been at the forefront of cutting-edge research and development in the fields of automation and machine learning. His innovative solutions have revolutionized industries and paved the way for future technological advancements.

Collaborations: Throughout his career, Tetsuya Kawanishi has collaborated with leading tech companies and research institutions to bring his inventions to life. His collaborative spirit and dedication to innovation have led to groundbreaking discoveries in the field of robotics.

Conclusion: Tetsuya Kawanishi's passion for innovation and his relentless pursuit of technological excellence continue to inspire the next generation of inventors and engineers. His impact on the world of technology is truly remarkable, and his legacy will undoubtedly endure for years to come.

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