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For the Inventor, By the Inventor

Toyohashi, Japan

Masahiro Kobayashi

This inventor holds 6 USPTO granted patents. Top assignees: Aisan Kogyo Kabushiki Kaisha, Toyota Jidosha Kabushiki Kaisha. Active years: 1993-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Kobayashi. Retrieved from https://idiyas.com/inventor/masahiro-kobayashi-3aw39xpw

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

Calculating rank
USPTO Granted Patents = 6

% Patents Active = 50.0

Average Co-Inventor Count = 2.1

ph-index = 2

Forward Citations = 29(Granted Patents)


Location History:

  • Obu, JP (1993 - 2005)
  • Toyohashi, JP (2016 - 2019)

Company Filing History:

goldMedal6 out of 809 
 
Aisan Kogyo Kabushiki Kaisha
 patents
silverMedal1 out of 39,010 
 
Toyota Jidosha Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1993-2019

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6 patents (USPTO):Explore Patents
1. 10408170 - EGR cooler bypass valve (2019-09-10),
2. 10216202 - Pressure regulating valve (2019-02-26),
3. 10007277 - Pressure regulating valve (2018-06-26),
4. 9454159 - Pressure regulating valve (2016-09-27),
5. 6837193 - Flow control valve (2005-01-04),
6. 5184593 - Flow control valve (1993-02-09),

Title: Masahiro Kobayashi: Innovator in Automotive Engineering

Introduction

Masahiro Kobayashi is a notable inventor based in Toyohashi, Japan. He has made significant contributions to the field of automotive engineering, holding a total of 6 patents. His work primarily focuses on enhancing the efficiency and functionality of automotive components.

Latest Patents

Kobayashi's latest patents include the EGR cooler bypass valve and a pressure regulating valve. The EGR cooler bypass valve features a casing with a cooler valve element and a bypass valve element, both strategically placed within their respective flow passages. This design includes bearings and seal members to ensure optimal performance. The pressure regulating valve incorporates a piston with a recessed portion and a unique valve element that enhances its functionality through a spherical press-fit portion.

Career Highlights

Throughout his career, Masahiro Kobayashi has worked with prominent companies such as Aisan Kogyo Co., Ltd. and Toyota Motor Corporation. His experience in these leading automotive firms has allowed him to develop innovative solutions that address industry challenges.

Collaborations

Kobayashi has collaborated with talented individuals in the field, including Hirohisa Ito and Daisuke Yamamoto. These partnerships have contributed to the advancement of automotive technologies and innovations.

Conclusion

Masahiro Kobayashi's contributions to automotive engineering through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the development of efficient automotive components.

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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