IDiyas

For the Inventor, By the Inventor

Saitama, Japan

Hitoshi Yamamoto

USPTO Granted Patents = 18

Average Co-Inventor Count = 3.0

ph-index = 9

Forward Citations = 313(Granted Patents)


Location History:

  • Wako, JA (1978)
  • Asaka, JP (1980 - 1981)
  • Shiki, JP (1982 - 1989)
  • Saitama, JP (1980 - 1990)

Company Filing History:

goldMedal18 out of 10,092 
 
Honda Giken Kogyo Kabushiki Kaisha
 patents

Years Active: 1978-1990

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18 patents (USPTO):Explore Patents
1. 4955353 - Piston for internal combustion engine (1990-09-11),
2. 4941319 - Engine control device (1990-07-17),
3. 4903647 - Exhaust timing control apparatus (1990-02-27),
4. 4829945 - Exhaust timing control device for two-cycle engines (1989-05-16),
5. 4807571 - Exhaust timing control apparatus (1989-02-28),
6. 4768473 - Exhaust timing control apparatus (1988-09-06),
7. 4678053 - Tiltable tricycle (1987-07-07),
8. 4672925 - Two-cycle engine (1987-06-16),
9. 4632210 - Engine exhaust system and supporting apparatus for two-wheeled/three (1986-12-30),
10. 4632070 - Device for cooling engine power unit (1986-12-30),
11. 4373602 - Power unit suspension system for motorcycles (1983-02-15),
12. 4372417 - Drive unit mounting structure (1983-02-08),
13. 4316520 - Unilateral rear-drive type three-wheeled vehicle (1982-02-23),
14. 4298102 - Shock absorber for vehicle use (1981-11-03),
15. 4203507 - Shock absorber (1980-05-20),

Title: Hitoshi Yamamoto: Innovator in Engine Technology

Introduction

Hitoshi Yamamoto is a prominent inventor based in Saitama, Japan. He has made significant contributions to the field of engine technology, holding a total of 18 patents. His innovative designs focus on improving engine performance and efficiency.

Latest Patents

One of his latest patents is for a piston designed for internal combustion engines. This piston head features a polished nickel plated layer on the top and an anodized layer on the lower part of the uppermost piston ring groove. These enhancements aim to reduce the adverse effects of excessive thermal conditions on the piston. Another notable patent is an engine control device that simultaneously manages both an exhaust control valve and various on-off or changeover valves in the exhaust pipe. This controller optimizes engine performance by adjusting the position of these components based on detected engine speed and throttle position.

Career Highlights

Hitoshi Yamamoto is currently employed at Honda Giken Kogyo Kabushiki Kaisha, a leading automotive manufacturer. His work at Honda has allowed him to develop cutting-edge technologies that contribute to the advancement of engine systems.

Collaborations

Throughout his career, Hitoshi has collaborated with notable colleagues, including Masao Nishikawa and Kanau Iwashita. These partnerships have fostered a creative environment that encourages innovation and the development of new technologies.

Conclusion

Hitoshi Yamamoto's contributions to engine technology through his patents and collaborations highlight his role as a key innovator in the automotive industry. His work continues to influence the design and performance of modern engines.

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