Imabari, Japan

Osamu Shirakawa

This inventor holds 5 USPTO granted patents and 2 published patent applications and 3 EPO patents. Top assignees: Harison Toshiba Lighting Corporation, Toshiba Lighting & Technology Corporation. Active years: 2012-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Osamu Shirakawa. Retrieved from https://idiyas.com/inventor/osamu-shirakawa

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 = 20.0

 

Average Co-Inventor Count = 2.2

ph-index = 1


Location History:

  • Ehime, JP (2012)
  • Imabari, JP (2012 - 2015)
  • Yokosuka, JP (2016)

Company Filing History:


Years Active: 2012-2016

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5 patents (USPTO):Explore Patents

Title: Osamu Shirakawa: Innovator in Lighting Technology

Introduction

Osamu Shirakawa is a notable inventor based in Imabari, Japan. He has made significant contributions to the field of lighting technology, holding a total of 5 patents. His innovative designs have advanced the functionality and efficiency of lighting systems.

Latest Patents

Shirakawa's latest patents include a socket and a discharge lamp. The socket features a main body section with a cylindrical terminal, a lead wire welded to the terminal, and an insulating section containing resin. This design ensures that the cross-sectional dimension of the lead wire meets specific criteria for optimal performance. The discharge lamp includes a burner with a light-emitting part and a disk-shaped flange that holds the burner securely. The flange is designed with both resin and metal components to enhance durability and functionality.

Career Highlights

Throughout his career, Osamu Shirakawa has worked with prominent companies such as Harison Toshiba Lighting Corporation and Toshiba Lighting & Technology Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in lighting technology.

Collaborations

Shirakawa has collaborated with talented individuals in the industry, including Masahiro Doi and Makoto Deguchi. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Osamu Shirakawa's contributions to lighting technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the development of efficient lighting solutions.

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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