Sawa, Japan

Hidehiko Shimizu

This inventor holds 5 USPTO granted patents. Top assignee: Sanden Corporation. Active years: 1989-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hidehiko Shimizu. Retrieved from https://idiyas.com/inventor/hidehiko-shimizu-l17e5ggy

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 5

Forward Citations = 43(Granted Patents)


Location History:

  • Gunma, JP (1989)
  • Sawa, JP (1994 - 1995)
  • Sawa-gun, JP (1998 - 1999)

Company Filing History:


Years Active: 1989-1999

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5 patents (USPTO):Explore Patents

Title: Innovations by Hidehiko Shimizu

Introduction

Hidehiko Shimizu is a notable inventor based in Sawa, Japan. He has made significant contributions to the field of automotive engineering, particularly in the development of safety mechanisms for fluid displacement apparatuses. With a total of 5 patents to his name, Shimizu's work has had a considerable impact on automotive air conditioning systems.

Latest Patents

One of Shimizu's latest patents is a safety relief valve assembly designed for use in a fluid displacement apparatus of an automotive air conditioning system. This innovative assembly includes a valve mechanism that releases gas when the pressure in the fluid displacement apparatus exceeds a predetermined level. A control device is detachably mounted on the valve mechanism to direct the flow of gas in a specific direction. An elastic member is forcibly positioned between the valve mechanism and the control device, featuring a groove that faces the valve mechanism. This design allows the groove and valve mechanism to collectively form a passage that directs excessively pressurized gas away from the hot components in the vehicle engine compartment.

Career Highlights

Shimizu is currently employed at Sanden Corporation, where he continues to innovate and develop new technologies. His work has been instrumental in enhancing the safety and efficiency of automotive systems.

Collaborations

Shimizu has collaborated with several talented individuals in his field, including Masashi Yaguchi and Hitoshi Azami. These collaborations have contributed to the advancement of automotive technologies and safety features.

Conclusion

Hidehiko Shimizu's contributions to automotive engineering, particularly through his innovative safety relief valve assembly, demonstrate his commitment to improving vehicle safety. His work continues to influence the industry and pave the way for future advancements.

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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