Shizuoka, Japan

Yasuo Okamoto

This inventor holds 32 USPTO granted patents and 11 EPO patents, primarily in Internal Combustion Engines. Top assignees: Fuji Photo Film Company, Limited, Yamaha Hatsudoki Kabushiki Kaisha, Fuji Photo Film, Inc.. Active years: 1990-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuo Okamoto. Retrieved from https://idiyas.com/inventor/yasuo-okamoto

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

Calculating rank

% Patents Active = 78.1

 

Average Co-Inventor Count = 1.5

ph-index = 9

Forward Citations = 182(Granted Patents)


Location History:

  • Shizuoka-ken, JP (2003 - 2005)
  • Kawasaki, JP (2006)
  • Iwata, JP (2003 - 2008)
  • Shizuoka, JP (1990 - 2022)

Company Filing History:


Years Active: 1990-2022

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Areas of Expertise:
Internal Combustion Engine
Valve Gear
Straddle-Type Vehicle
Photopolymerizable Composition
Fuel Level Detection
Lithographic Printing Plate
Joint Structure
Organic EL Display
Sensitizers
Light-Sensitive Composition
32 patents (USPTO):Explore Patents

Title: **Yasuo Okamoto: Innovator in Engine Technology**

Introduction

Yasuo Okamoto is a prominent inventor based in Shizuoka, Japan, recognized for his significant contributions to engine technology and valve gear mechanisms. With a remarkable portfolio of 32 patents, he has developed innovative solutions that enhance the performance and efficiency of engines.

Latest Patents

Among Yasuo's latest patents is a sophisticated valve gear and engine design. This invention includes a cylinder head featuring a dual oil path system, designed to optimize lubrication and enhance engine performance. The structure incorporates a first and second support for a rocker shaft, with carefully engineered constrictions to facilitate precise oil flow. Another notable patent outlines a lost motion mechanism integrated within the valve gear, incorporating a lost motion spring and a unique pillar structure. This innovation not only improves operational efficiency but also addresses the complexities often encountered in engine designs.

Career Highlights

Yasuo has made significant contributions during his career, particularly while working for respected companies such as Fuji Photo Film Company, Limited and Yamaha Hatsudoki Kabushiki Kaisha. His engineering expertise has played a key role in advancing engine technologies and developing patented solutions that cater to the evolving demands of the automotive industry.

Collaborations

During his tenure in the industry, Yasuo collaborated with talented professionals, including Tadahiro Sorori and Syunichi Kondo. These collaborations have fostered an environment of innovation, leading to breakthroughs in engine design and production processes.

Conclusion

Yasuo Okamoto continues to be a driving force in the field of engine technology, with his impressive array of patents showcasing his inventive prowess. As he moves forward in his career, Yasuo's contributions will likely continue to shape the future of automotive engineering, inspiring a new generation of inventors and engineers.

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]
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