Osamu Hosokawa

This inventor holds 8 USPTO granted patents. Top assignees: Toyota Jidosha Kabushiki Kaisha, Yamaha Hatsudoki Kabushiki Kaisha. Active years: 2003-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Osamu Hosokawa. Retrieved from https://idiyas.com/inventor/osamu-hosokawa

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

USPTO Granted Patents = 8

% Patents Active = 50.0

Average Co-Inventor Count = 3.1

ph-index = 3

Forward Citations = 49(Granted Patents)

Company Filing History:

8 out of 38,912

Toyota Jidosha Kabushiki Kaisha

patents

1 out of 4,353

Yamaha Hatsudoki Kabushiki Kaisha

patents

where one patent can have more than one assignee

Years Active: 2003-2010

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7650875 - Fuel injection control apparatus and method for direct injection internal combustion engine (2010-01-26),

2. 7591243 - Fuel injection control apparatus and method for direct injection internal combustion engine (2009-09-22),

3. 7447586 - Valve characteristic control apparatus for internal combustion engine (2008-11-04),

4. 7322342 - Control device of in-cylinder direct-injection internal combustion engine (2008-01-29),

5. 6647952 - Control apparatus for cylinder injection type internal combustion engine (2003-11-18),

6. 6647949 - Control apparatus and control method for direct injection engine (2003-11-18),

7. 6647948 - Fuel injection control apparatus and fuel injection control method for direct injection engine (2003-11-18),

8. 6520148 - Throttle control apparatus and method for direct-fuel-injection-type internal combustion engine (2003-02-18),

Title: Osamu Hosokawa: Innovator in Fuel Injection Technology

Introduction

Osamu Hosokawa is a prominent inventor based in Toyota, Japan. He has made significant contributions to the field of internal combustion engines, particularly in fuel injection technology. With a total of 8 patents to his name, Hosokawa's work has had a lasting impact on automotive engineering.

Latest Patents

Hosokawa's latest patents include a fuel injection control apparatus and method for direct injection internal combustion engines. This innovation aims to quickly suppress a detected decrease in engine speed by increasing the fuel injection quantity through supplementary fuel injection in addition to normal fuel injection. Another notable patent involves a method for switching fuel injection modes between batch injection and split injection. In this method, the fuel increase amount is set larger for split injection compared to batch injection when correcting the fuel injection quantity based on the engine's operating state.

Career Highlights

Throughout his career, Osamu Hosokawa has worked with renowned companies such as Toyota Motor Corporation and Yamaha Motor Co., Ltd. His experience in these leading automotive firms has allowed him to refine his expertise in engine technology and fuel systems.

Collaborations

Hosokawa has collaborated with notable colleagues, including Masanao Idogawa and Noboru Takagi. These partnerships have contributed to the advancement of innovative solutions in the automotive sector.

Conclusion

Osamu Hosokawa's contributions to fuel injection technology exemplify his dedication to innovation in the automotive industry. His patents continue to influence the development of more efficient and effective internal combustion engines.

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]