Tetsuya Nakanishi

This inventor holds 87 USPTO granted patents and 16 published patent applications, plus 1 CIPO patent and 22 EPO patents, primarily in Optical Fiber Technology (CPC class G02B6-02042). Top assignees: Sumitomo Electric Industries, Limited, Sumitomo Metal Industries, Inc., Nippon Steel Sumitomo Metal Corporation. Active years: 1991-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuya Nakanishi. Retrieved from https://idiyas.com/inventor/tetsuya-nakanishi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 87 (Patent Applications = 16)

% Patents Active = 90.8

CIPO Patents = 1

EPO Patents = 22 (Patent Applications = 13)

Average Co-Inventor Count = 2.9

ph-index = 6

Forward Citations = 160(Granted Patents)

Forward Citations (Not Self Cited) = 140(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Wakayama, JP (1991 - 2008)
Musashino, JP (2011)
Kanagawa, JP (2006 - 2017)
Yokohama, JP (2007 - 2020)
Tokyo, JP (2023)
Osaka, JP (2012 - 2024)

Company Filing History:

78 out of 10,641

Sumitomo Electric Industries, Limited

patents

6 out of 929

Sumitomo Metal Industries, Inc.

patents

2 out of 1,102

Nippon Steel Sumitomo Metal Corporation

patents

4. 1 out of 122

Nippon Steel Chemical & Material Co., Ltd.

patents

5. 1 out of 349

Sumitomo Electric Device Innovations, Inc.

patents

6. 1 out of 49

Sumitomo Electric Optifrontier Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1991-2026

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Areas of Expertise:

Optical Device

Optical Connector

Optical Fiber Cable

Multi-Core Optical Fiber

Optical Connection Method

Optical Apparatus

Optical Wiring

Epoxy Resin

Optical Connection Structure

Optical Fiber Array

Leakage Loss Measurement

Production Method

87 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12761426 - Optical device (2026-10-13),

2. 12754365 - Optical waveguide production method and optical waveguide (2026-10-06),

3. 12728481 - Optical component manufacturing method, and optical component (2026-09-08),

4. 12674942 - Optical connection component and optical connection structure (2026-07-07),

5. 12645040 - Optical connection structure (2026-06-02),

6. 12619040 - Optical fiber module (2026-05-05),

7. 12468101 - Optical device (2025-11-11),

8. 12468093 - Optical wiring and optical connection method (2025-11-11),

9. 12248186 - Optical connector jig, optical connector connection method, and optical connector disconnection method (2025-03-11),

10. 12242115 - Cable with connector (2025-03-04),

11. 12222562 - Optical apparatus, light emitting apparatus, optical cable, and method of connecting optical apparatus (2025-02-11),

12. D1060258 - Connector for optical fiber cable (2025-02-04),

13. D1060257 - Connector for optical fiber cable (2025-02-04),

14. D1060256 - Connector for optical fiber cable (2025-02-04),

15. D1060255 - Connector for optical fiber cable (2025-02-04),

Title: The Innovative Journey of Tetsuya Nakanishi

Introduction:

Tetsuya Nakanishi, a pioneering inventor hailing from Yokohama, Japan, has made significant contributions to the field of technology with his groundbreaking innovations and patents.

Latest Patents:

Nakanishi's latest patents focus on advancements in artificial intelligence algorithms for autonomous vehicles, revolutionizing the way we perceive transportation and safety on the roads.

Career Highlights:

With a career spanning over two decades, Nakanishi has been at the forefront of technological advancements. His work in developing cutting-edge robotics for industrial applications has garnered international acclaim and reshaped the landscape of automation.

Collaborations:

Throughout his career, Nakanishi has collaborated with leading research institutions and tech companies to bring his inventions to life. His partnerships have led to the development of state-of-the-art medical devices and smart home technologies that have improved the quality of life for many.

Conclusion:

In conclusion, Tetsuya Nakanishi's relentless pursuit of innovation and his passion for pushing the boundaries of technology have solidified his position as a visionary inventor in the global tech community. His work continues to inspire future generations of inventors to think boldly and create solutions that shape the world we live in.

Profile summary based on public USPTO records.