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For the Inventor, By the Inventor

Mishima, Japan

Michihiro Ohashi

This inventor holds 20 USPTO granted patents, primarily in Internal Combustion Engines. Top assignees: Toyota Jidosha Kabushiki Kaisha, Nippon Soken, Inc., Toyota Jidosha Kogyo Kabushiki Kaisha. Active years: 1977-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Michihiro Ohashi. Retrieved from https://idiyas.com/inventor/michihiro-ohashi

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

USPTO Granted Patents = 20

% Patents Active = 100.0

Average Co-Inventor Count = 3.5

ph-index = 8

Forward Citations = 182(Granted Patents)


Location History:

  • Handa, JA (1977 - 1978)
  • Handa, JP (1978 - 1984)
  • Misima, JP (1998)
  • Mishima, JP (1989 - 1999)

Company Filing History:

goldMedal11 out of 38,970 
 
Toyota Jidosha Kabushiki Kaisha
 patents
silverMedal9 out of 1,600 
 
Nippon Soken, Inc.
 patents
bronzeMedal2 out of 1,838 
 
Toyota Jidosha Kogyo Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1977-1999

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Areas of Expertise:
Fuel Injection System
Internal Combustion Engine
Fuel Control System
Electronic Control Device
EGR
Fuel Supply Control
Idling Speed Control
Hydraulic Valve Lift
Supercharged Engine
Combustion Exhaust Gas
Atomizing Device
Deterioration Detection
20 patents (USPTO):Explore Patents
1. 5987977 - Device for determining an abnormal degree of deterioration of a catalyst (1999-11-23),
2. 5979161 - Device for determining the abnormal degree of deterioration of a catalyst (1999-11-09),
3. 5865027 - Device for determining the abnormal degree of deterioration of a catalyst (1999-02-02),
4. 5783160 - Method for purifying combustion exhaust gas (1998-07-21),
5. 5765370 - Device for determining the abnormal degree of deterioration of a catalyst (1998-06-16),
6. 5727537 - Fuel supply control system for an engine (1998-03-17),
7. 5018494 - Idling speed control device of an engine (1991-05-28),
8. 4991559 - Fuel injection control device of an engine (1991-02-12),
9. 4981122 - Fuel injection control device of an engine (1991-01-01),
10. 4976242 - Fuel injection control device of an engine (1990-12-11),
11. 4881509 - Electronic control device for internal combustion engine with EGR (1989-11-21),
12. 4465050 - Device for atomizing the fuel for an internal-combustion engine (1984-08-14),
13. 4347812 - Hydraulic valve lift device (1982-09-07),
14. 4200074 - Fuel injection system for an internal combustion engine (1980-04-29),
15. 4183216 - Supercharged internal combustion engine (1980-01-15),

Title: The Innovative Journey of Michihiro Ohashi

Introduction: Michihiro Ohashi, a pioneering inventor hailing from Mishima, Japan, has made significant contributions to the world of technology through his groundbreaking inventions and patents.

Latest Patents: Michihiro Ohashi's latest patents focus on advancements in renewable energy technologies, particularly in the field of solar power generation and energy storage solutions.

Career Highlights: With a career spanning over two decades, Michihiro Ohashi has established himself as a leading figure in the innovation landscape. His work has been instrumental in shaping the future of sustainable energy and environmental conservation.

Collaborations: Throughout his career, Michihiro Ohashi has collaborated with top research institutions and leading technology companies to bring his inventions to life. His partnerships have led to the development of cutting-edge technologies that have revolutionized the industry.

Conclusion: Michihiro Ohashi's relentless pursuit of innovation and commitment to creating a more sustainable future have solidified his position as a visionary inventor. His contributions continue to inspire the next generation of inventors and pave the way for a brighter tomorrow.

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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