Hiroshima, Japan

Tomonori Ohtsubo

This inventor holds 24 USPTO granted patents and 7 published patent applications and 8 EPO patents, primarily in Automotive Seating Systems. Top assignees: Mazda Motor Corporation, Delta Kogyo Co., Ltd., Toyo Seat Co., Ltd.. Active years: 2006-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomonori Ohtsubo. Retrieved from https://idiyas.com/inventor/tomonori-ohtsubo

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

USPTO Granted Patents = 24 

% Patents Active = 50.0

 

Average Co-Inventor Count = 3.9

ph-index = 5

Forward Citations = 59(Granted Patents)


Location History:

  • Fuchu-cho, JP (2009 - 2010)
  • Hiroshima, JP (2008 - 2023)
  • Aki-gun, JP (2006 - 2024)

Company Filing History:


Years Active: 2006-2025

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Areas of Expertise:
Seat Control System
Driving Posture
Alighting Assistance
Vehicular Display
Vehicle Interior
Driving Position
Automotive Device
Steering Column
Armrest Structure
Movable Floor
Vehicle Shift Device
Driver-Side Floor
24 patents (USPTO):Explore Patents

Title: Innovations by Tomonori Ohtsubo: Enhancing Vehicle Safety and Comfort

Introduction

Tomonori Ohtsubo, an accomplished inventor based in Hiroshima, Japan, has made significant contributions to automotive safety and comfort through his innovative designs. With a remarkable portfolio of 22 patents, Ohtsubo focuses on enhancing the user experience in vehicles, particularly for the driver.

Latest Patents

Among his latest patents is the development of an alighting assistance device and method. This innovative device is designed to move the driver's seat rearward when it’s determined that the occupant is exiting the vehicle. The system includes a height changer that adjusts the steering wheel’s height and a sitting height acquirer that measures the occupant's sitting height. This allows the steering wheel's height to lower as the occupant’s sitting height increases, ensuring a more comfortable exit from the vehicle.

Another noteworthy patent from Ohtsubo is also focused on an alighting assistance device and method. This invention incorporates a reclining mechanism to adjust the angle of the driver's seat back in relation to a horizontal plane. The device works with a sitting height acquirer, allowing adjustments to the seat back angle to become more perpendicular as the occupant’s sitting height increases when exiting the vehicle.

Career Highlights

Throughout his career, Ohtsubo has been associated with notable companies such as Mazda Motor Corporation and Delta Kogyo Co., Ltd. His tenure in these organizations has been marked by his commitment to innovation and safety in automotive technologies.

Collaborations

Tomonori Ohtsubo has collaborated with talented individuals including Hiroki Uemura and Keisuke Iida. These partnerships have fostered creative advancements in vehicle-related inventions, enriching the safety features provided for drivers.

Conclusion

Tomonori Ohtsubo stands out as a prolific inventor within the automotive sector. His latest patents not only reflect his deep understanding of user needs but also exemplify the importance of innovation in enhancing vehicle safety and comfort. With 22 patents to his name, Ohtsubo’s work is a testament to the transformative power of ideas in the automotive industry.

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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