Shizuoka, Japan

Yasushi Ohtsuka

This inventor holds 5 USPTO granted patents and 2 published patent applications. Top assignees: Koito Manufacturing Company, Ltd., Koito Manufacturing., Ltd.. Active years: 1996-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasushi Ohtsuka. Retrieved from https://idiyas.com/inventor/yasushi-ohtsuka

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

USPTO Granted Patents = 5 

% Patents Active = 100.0

Average Co-Inventor Count = 2.2

ph-index = 3

Forward Citations = 40(Granted Patents)


Location History:

  • Shizuoka, JP (1996)
  • Shimizu, JP (2004)

Company Filing History:


Years Active: 1996-2026

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5 patents (USPTO):Explore Patents

Title: Yasushi Ohtsuka: Innovator in Vehicle Lighting Technology

Introduction

Yasushi Ohtsuka is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of vehicle lighting technology, holding a total of 5 patents. His innovative designs focus on enhancing the efficiency and functionality of vehicle lamps.

Latest Patents

Ohtsuka's latest patents include a groundbreaking vehicle lamp that features a light-emitting diode group arranged in a row, directing light toward the front of the lamp. This design incorporates a transparent light guiding plate positioned in front of the LED group, allowing light to enter from the rear and exit from the front. Additionally, he has developed a vehicular headlamp that improves assembly efficiency by utilizing an adjusting shaft within the lamp housing to adjust the irradiating angle.

Career Highlights

Yasushi Ohtsuka is associated with Koito Manufacturing Company, Ltd., a leader in automotive lighting solutions. His work has significantly advanced the technology used in vehicle lamps, contributing to safer and more efficient lighting systems.

Collaborations

Throughout his career, Ohtsuka has collaborated with notable colleagues, including Katutada Shirai and Ken Matsuoka. These partnerships have fostered innovation and creativity in their projects.

Conclusion

Yasushi Ohtsuka's contributions to vehicle lighting technology exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of the needs of modern vehicles, ensuring that safety and efficiency remain at the forefront of automotive 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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