Takahiro Nakahigashi

This inventor holds 16 USPTO granted patents, primarily in Plasma CVD Technology. Top assignees: Nissin Electric Co., Ltd., Nissan Motor Company Limited. Active years: 1989-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takahiro Nakahigashi. Retrieved from https://idiyas.com/inventor/takahiro-nakahigashi

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

Calculating rank

USPTO Granted Patents = 16

% Patents Active = 75.0

Average Co-Inventor Count = 2.9

ph-index = 12

Forward Citations = 816(Granted Patents)

Company Filing History:

15 out of 173

Nissin Electric Co., Ltd.

patents

1 out of 13,420

Nissan Motor Company Limited

patents

Years Active: 1989-2009

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Areas of Expertise:

Plasma CVD

Carbon Film

Surface Treatment

Manufacturing Method

Electric Wire

Coated Material

X-Ray Exposure Mask

Polymer Coating

Film Formation

Apparatus

Internal Combustion Engine

Processing Apparatus

16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7607414 - Member for internal combustion engine and production method thereof (2009-10-27),

2. 6893720 - Object coated with carbon film and method of manufacturing the same (2005-05-17),

3. 6838174 - Object being in contact with human skin when used (2005-01-04),

4. 6656592 - Carbon film and method of forming the same (2003-12-02),

5. 6652969 - Carbon film method for formation thereof and article covered with carbon film and method for preparation thereof (2003-11-25),

6. 6564744 - Plasma CVD method and apparatus (2003-05-20),

7. 6503579 - Plasma CVD method, plasma CVD apparatus, and electrode (2003-01-07),

8. 6465057 - Plasma CVD method and apparatus (2002-10-15),

9. 6165376 - Work surface treatment method and work surface treatment apparatus (2000-12-26),

10. 6136386 - Method of coating polymer or glass objects with carbon films (2000-10-24),

11. 6023025 - Electric wire and manufacturing method thereof (2000-02-08),

12. 5935391 - Method of manufacturing a tube having a film on its inner peripheral (1999-08-10),

13. 5651825 - Plasma generating apparatus and plasma processing apparatus (1997-07-29),

14. 5562952 - Plasma-CVD method and apparatus (1996-10-08),

15. 5556474 - Plasma processing apparatus (1996-09-17),

Title: The Innovations of Takahiro Nakahigashi

Introduction

Takahiro Nakahigashi is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of engineering, particularly in the development of advanced materials for internal combustion engines. With a total of 16 patents to his name, Nakahigashi's work has had a considerable impact on automotive technology.

Latest Patents

One of Nakahigashi's latest patents is for a member for an internal combustion engine, which includes components such as pistons, valves, and fuel injection valves. This invention features a substrate with a carbon-based coating film that covers a portion of the substrate that comes into contact with fuel. The coating contains fluorine and has a thickness of 10 micrometers or less. Another notable patent involves an object coated with a carbon film, which can be applied to various parts, including automobile components and sports equipment. This carbon film enhances wear resistance and provides properties such as lubricity, water repellency, and gas barrier capabilities.

Career Highlights

Throughout his career, Nakahigashi has worked with notable companies, including Nissin Electric Co., Ltd. and Nissan Motor Company Limited. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects that push the boundaries of technology.

Collaborations

Some of Nakahigashi's coworkers include Hajime Kuwahara and Akira Doi. Their collaborative efforts have further advanced the research and development of new technologies in their respective fields.

Conclusion

Takahiro Nakahigashi's contributions to the field of engineering and his innovative patents demonstrate his commitment to advancing technology. His work continues to influence the automotive industry and beyond.

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]