Shizuoka, Japan

Masatoshi Yoneyama

This inventor holds 10 USPTO granted patents. Top assignees: Koito Manufacturing Company, Ltd., Koito Manufacturing., Ltd.. Active years: 1998-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masatoshi Yoneyama. Retrieved from https://idiyas.com/inventor/masatoshi-yoneyama-oalgffqd

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


% Patents Active = 90.0

Average Co-Inventor Count = 2.5

ph-index = 6

Forward Citations = 90(Granted Patents)


Location History:

  • Shimizu, JP (1998)
  • Shizuoka, JP (1998 - 2003)

Company Filing History:


Years Active: 1998-2003

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10 patents (USPTO):Explore Patents

Title: Masatoshi Yoneyama: Innovator in Vehicle Headlamp Technology

Introduction

Masatoshi Yoneyama is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of vehicle headlamp technology, holding a total of 10 patents. His innovative designs have enhanced the functionality and efficiency of vehicle lighting systems.

Latest Patents

Yoneyama's latest patents include a vehicle headlamp that features a lamp body with a hollow portion opening forward. This design incorporates a support member that is tiltably supported within the lamp body, along with multiple reflectors arranged side by side. Each reflector is designed to support a corresponding light source, with at least one reflector pivotably supported in the horizontal direction. In one embodiment, a lower reflector is pivotable, allowing for the formation of a low beam by an upper reflector. Another notable patent is a headlamp for a vehicle that includes a reflector for supporting a discharge bulb within a lamp chamber. This design also features a lighting circuit unit attached to the lamp body, enhancing the overall performance of the headlamp.

Career Highlights

Throughout his career, Masatoshi Yoneyama has worked with notable companies such as Koito Manufacturing Company, Ltd. and Koito Manufacturing, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in vehicle lighting technology.

Collaborations

Yoneyama has collaborated with talented individuals in the industry, including Takashi Hori and Hironori Tsukamoto. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Masatoshi Yoneyama's contributions to vehicle headlamp technology have made a lasting impact on the automotive industry. His innovative designs and patents continue to influence the development of efficient lighting systems for vehicles.

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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