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Shoichiro Irimajiri

Saitama, Japan

Shoichiro Irimajiri

This inventor holds 13 USPTO granted patents and 1 published patent application. Top assignee: Honda Giken Kogyo Kabushiki Kaisha. Active years: 1976-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shoichiro Irimajiri. Retrieved from https://idiyas.com/inventor/shoichiro-irimajiri

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

USPTO Granted Patents = 13 

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 9

Forward Citations = 223(Granted Patents)


Location History:

  • Kawagoe, JA (1976 - 1977)
  • Kawagoe, JP (1981 - 1983)
  • Saitama, JP (1984 - 1986)
  • Mie, JP (1986 - 1987)

Company Filing History:

goldMedal13 out of 10,092 
 
Honda Giken Kogyo Kabushiki Kaisha
 patents

Years Active: 1976-1987

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13 patents (USPTO):Explore Patents
1. 4703824 - Three-wheeled vehicle (1987-11-03),
2. 4630702 - Three-wheeled motor vehicle gear shift mechanism (1986-12-23),
3. 4623870 - Vehicle display device (1986-11-18),
4. 4574902 - Vehicles (1986-03-11),
5. 4573546 - Three-wheeled motor vehicle (1986-03-04),
6. 4502434 - Internal combustion engine (1985-03-05),
7. 4466400 - Internal combustion engine (1984-08-21),
8. 4383508 - Internal combustion engine (1983-05-17),
9. 4362135 - Piston ring of internal combustion engine (1982-12-07),
10. 4256068 - Oblong piston and cylinder for internal combustion engine (1981-03-17),
11. 4034561 - Exhaust reaction assembly for multi-cylinder internal combustion engine (1977-07-12),
12. 4020455 - Deceleration detector system for motor vehicles with automatic (1977-04-26),
13. 3994129 - Exhaust gas cleaning device for internal combustion engines (1976-11-30),

Title: Shoichiro Irimajiri: Innovating the Three-Wheeled Vehicle Industry

Introduction:

Shoichiro Irimajiri, a prolific inventor hailing from Saitama, Japan, has made significant contributions to the field of automotive engineering with his innovative patents. With a total of 13 patents under his belt, Irimajiri's work has been instrumental in shaping the future of three-wheeled vehicles.

Latest Patents:

Irimajiri's latest patents showcase his expertise in designing three-wheeled vehicles with unique features. One of his inventions includes a three-wheeled vehicle with a specialized steering mechanism that allows for precise control and maneuverability. Another patent focuses on a gear shift mechanism tailored for three-wheeled motor vehicles, enhancing the overall driving experience for users.

Career Highlights:

Throughout his career, Shoichiro Irimajiri has been associated with Honda Giken Kogyo Kabushiki Kaisha, a renowned automotive company known for its groundbreaking innovations. His relentless pursuit of excellence has led to the successful development of groundbreaking technologies in the automotive sector, solidifying his reputation as a visionary inventor.

Collaborations:

Irimajiri's success would not have been possible without the support and collaboration of his coworkers, Takeo Fukui and Katsusuke Komuro. Together, they formed a formidable team that pushed the boundaries of automotive engineering, resulting in the creation of revolutionary patents that have left a lasting impact on the industry.

Conclusion:

In conclusion, Shoichiro Irimajiri's inventive spirit and dedication to innovation have established him as a trailblazer in the field of automotive engineering. His contributions to the development of three-wheeled vehicles have not only reshaped the industry but have also paved the way for future advancements in transportation technology.

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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