Shizuoka, Japan

Chiharu Matsunaga

This inventor holds 3 USPTO granted patents. Top assignee: Koito Manufacturing Company, Ltd.. Active years: 2006-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chiharu Matsunaga. Retrieved from https://idiyas.com/inventor/chiharu-matsunaga

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2006-2014

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3 patents (USPTO):Explore Patents

Title: Innovations by Chiharu Matsunaga

Introduction

Chiharu Matsunaga is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of vehicle lighting technology. With a total of 3 patents to his name, Matsunaga's work focuses on innovative methods of fabricating vehicle lamps.

Latest Patents

Matsunaga's latest patents include a vehicle lamp that features a lens made from a resin material. This lamp design incorporates a lens holding member that securely holds the lens through laser welding. The design includes a joining annular portion on the lens holding member, which allows for the outer circumferential portion of the lens to be joined effectively. Additionally, he has developed a lamp that includes a housing and a cover, where the cover is laser-beam welded to the housing's opening edge. This method ensures that there are no traces of fusion on the housing, except at the surfaces abutment portion where the cover meets the housing.

Career Highlights

Chiharu Matsunaga is currently employed at Koito Manufacturing Company, Ltd. His work at this esteemed company has allowed him to focus on advancements in vehicle lighting solutions. His innovative approaches have contributed to the company's reputation for quality and reliability in automotive lighting.

Collaborations

Matsunaga has collaborated with notable coworkers, including Kazuhiro Yamazaki and Fujihiko Sugiyama. These collaborations have fostered a creative environment that encourages the development of cutting-edge technologies in the automotive sector.

Conclusion

Chiharu Matsunaga's contributions to vehicle lamp technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of the technical challenges in the field, and his work continues to influence the industry positively.

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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