Fujisawa, Japan

Yasumasa Koakutsu

This inventor holds 5 USPTO granted patents. Top assignees: Hitachi, Ltd., Mitsumi Electric Company Ltd., Shinkogiken, Ltd.. Active years: 1987-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasumasa Koakutsu. Retrieved from https://idiyas.com/inventor/yasumasa-koakutsu

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 = 5.0

ph-index = 4

Forward Citations = 90(Granted Patents)


Company Filing History:


Years Active: 1987-1991

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5 patents (USPTO):Explore Patents

Title: Innovations of Yasumasa Koakutsu

Introduction

Yasumasa Koakutsu is a notable inventor based in Fujisawa, Japan. He has made significant contributions to the field of optical technology, holding a total of 5 patents. His work primarily focuses on devices that enhance the functionality and efficiency of optical connectors.

Latest Patents

One of his latest patents is a device for retaining a wire-like optical wave-guide. This device includes a cylindrical plug made of an elastic material that grips the outer surfaces of the optical wave-guide. The design features a tightening member that applies a retaining force to the optical fiber, ensuring a secure connection. Another significant patent is a connector comprising a plug with built-in optoelectronic conversion. This connector includes a main plug body with contact pins and a shielding member, allowing for a reliable and efficient connection between the plug and socket.

Career Highlights

Throughout his career, Yasumasa Koakutsu has worked with prominent companies such as Hitachi, Ltd. and Mitsumi Electric Company Ltd. His experience in these organizations has contributed to his expertise in optical technologies and innovations.

Collaborations

He has collaborated with notable coworkers, including Seiichi Onoda and Masao Yano. Their joint efforts have further advanced the development of optical devices and connectors.

Conclusion

Yasumasa Koakutsu's contributions to optical technology through his patents and collaborations highlight his role as an influential inventor in the field. His innovative designs continue to impact 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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