Hiroshima, Japan

Isao Hirashima

This inventor holds 21 USPTO granted patents and 1 EPO patent, primarily in Automotive Safety Systems. Top assignees: Mazda Motor Corporation, Mazda Motor Corrporation. Active years: 1987-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Isao Hirashima. Retrieved from https://idiyas.com/inventor/isao-hirashima

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

Calculating rank

% Patents Active = 90.5

 

Average Co-Inventor Count = 4.0

ph-index = 11

Forward Citations = 335(Granted Patents)


Location History:

  • Aki, JP (1991)
  • Hiroshima-ken, JP (2000)
  • Hiroshima, JP (1987 - 2013)

Company Filing History:


Years Active: 1987-2013

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Areas of Expertise:
Air Bag System
Vehicle Planning Support
Steering Adjustment
Armrest Structure
Instrument Panel
Knee Protector
Cowl Box Construction
Seat Belt Support
Perfume Emitting Device
Electronic Equipment Assembly
Automobile Instrument Cluster
Structural Arrangements
21 patents (USPTO):Explore Patents

Title: Isao Hirashima - Innovator in Vehicle Technology

Introduction

Isao Hirashima, a notable inventor based in Hiroshima, Japan, has made significant contributions to vehicle technology with a total of 21 patents to his name. His innovations focus primarily on enhancing driver and passenger comfort and safety within vehicles.

Latest Patents

Among his most recent patents are two pivotal inventions that illustrate his commitment to improving vehicle ergonomics. The first is an "Armrest Structure for Vehicle and Setting Method of Armrest Height for Vehicle." This innovative armrest design supports the elbows of passengers by ensuring that the armrests are positioned at different heights and horizontal distances, allowing both arms to be comfortably supported. The second patent, "Driving Position Adjusting Apparatus for Vehicle," features a unique incline-face portion on the vehicle floor panel, where a driver's heel can be adjusted for optimal comfort when operating the accelerator pedal. This design enhances the overall driving experience by allowing for customizable adjustments based on the driver's preferences.

Career Highlights

Hirashima's impressive career includes notable positions at Mazda Motor Corporation, where he applied his expertise in vehicle design and innovation. His work has notably contributed to improving the ergonomics and functionality of vehicle interiors.

Collaborations

During his career, Isao Hirashima has collaborated with esteemed colleagues such as Shigefumi Kohno and Hisao Muramoto. These partnerships have fostered an environment of creativity and ingenuity, resulting in various cutting-edge designs and innovations within the automotive industry.

Conclusion

Isao Hirashima remains a key figure in the landscape of automobile innovation. His dedication to enhancing passenger and driver comfort through his patents demonstrates his innovative spirit and expertise in vehicle technology. As the automotive industry continues to evolve, Hirashima's contributions will undoubtedly play a role in shaping the future of vehicle design.

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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