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For the Inventor, By the Inventor

Iwata, Japan

Masahiro Uchida

USPTO Granted Patents = 22

Average Co-Inventor Count = 1.2

ph-index = 10

Forward Citations = 244(Granted Patents)


Company Filing History:

goldMedal22 out of 4,238 
 
Yamaha Hatsudoki Kabushiki Kaisha
 patents

Years Active: 1995-2003

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22 patents (USPTO):Explore Patents
1. 6640757 - Variable valve drive mechanism for an internal combustion engine (2003-11-04),
2. 6561153 - Cylinder head spark plug mounting arrangement (2003-05-13),
3. 6516764 - Camshaft supporting structure for four-stroke cycle engine (2003-02-11),
4. 6367435 - Variable valve timing mechanism for engine (2002-04-09),
5. 6343580 - CAM angle sensor mounting structure for engine (2002-02-05),
6. 6269797 - Cylinder head and manifold arrangement for injected engine (2001-08-07),
7. 6250266 - Variable valve timing mechanism for engine (2001-06-26),
8. 6055958 - Intake control system for generating tumble action (2000-05-02),
9. 6035817 - Variable valve timing mechanism for engine (2000-03-14),
10. 6032629 - Variable valve timing arrangement (2000-03-07),
11. 5927245 - Combustion chamber for engine (1999-07-27),
12. 5911211 - Supercharged engine (1999-06-15),
13. 5873336 - Cam drive system for engine (1999-02-23),
14. 5860402 - Oil pump drive for engine (1999-01-19),
15. 5740768 - Engine cam shaft drive arrangement (1998-04-21),

Title: Masahiro Uchida: Pioneering Innovations in Engine Technology

Introduction

Masahiro Uchida is a renowned inventor based in Iwata, Japan, with an impressive portfolio of 22 patents to his name. His innovations primarily focus on enhancing internal combustion engine mechanisms, contributing significantly to the automotive industry's advancement.

Latest Patents

Among Uchida's most recent inventions are two notable patents. The first is a "Variable Valve Drive Mechanism for an Internal Combustion Engine," which introduces an improved arrangement for controlling valve operations. In this design, control valves are positioned within perpendicularly extending bores in the cylinder head and camshaft bearing cap. The deep bores ensure that the valves do not protrude significantly beyond the cylinder head. Additionally, the connecting passages are cleverly formed by grooves on the mating surfaces, eliminating the need for drilling blind bores, thereby enhancing efficiency.

The second patent, titled "Cylinder Head Spark Plug Mounting Arrangement," advances engine construction by facilitating compact positioning while ensuring ease of assembly and servicing. This design allows camshafts to be mounted at varying heights and utilizes a two-piece spark plug tube in the cylinder head, enabling removal in sections rather than as a whole, which greatly simplifies the maintenance process.

Career Highlights

Uchida is currently employed at Yamaha Hatsudoki Kabushiki Kaisha, where he continues his innovative work in engine technology. His contributions have played a critical role in developing more efficient and maintainable engine designs, showcasing his commitment to innovation and engineering excellence.

Collaborations

Throughout his career, Uchida has collaborated with several notable colleagues, including Kenichi Sakurai and Tatsuo Niiyama. Their joint efforts have fostered an environment of creativity and innovation, driving advancements in the company's engineering projects.

Conclusion

Masahiro Uchida's contributions to engine technology are significant, as reflected in his numerous patents and innovative designs. His work not only enhances engine performance but also lays the groundwork for future developments in the automotive industry. As an inventor, Uchida exemplifies the spirit of innovation that drives progress in engineering and technology.

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