Tokyo, Japan

Yasuyuki Okamura

This inventor holds 2 USPTO granted patents. Top assignee: Kokusai Denshin Denwa Kabushiki Kaisha. Active years: 1983-1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuyuki Okamura. Retrieved from https://idiyas.com/inventor/yasuyuki-okamura

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 = 3.7

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 1983-1984

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2 patents (USPTO):Explore Patents

Title: Yasuyuki Okamura: Innovator in Semiconductor Technology

Introduction

Yasuyuki Okamura is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 2 patents. His work focuses on advancing the capabilities of semiconductor lasers and single crystal manufacturing devices.

Latest Patents

Okamura's latest patents include a semiconductor laser that features a substrate of InP, an active layer, and two clad layers. This innovative design allows for a refractive index in the active layer that is larger than that of the clad layers. Additionally, he has developed a single crystal manufacturing device that utilizes a crucible with a melting part and a nozzle for continuous extraction of molten liquid. This device is designed to maintain a large thermal gradient at the solid-liquid interface, enhancing the quality of the grown single crystal.

Career Highlights

Throughout his career, Okamura has been associated with Kokusai Denshin Denwa Kabushiki Kaisha, where he has played a vital role in research and development. His expertise in semiconductor technology has positioned him as a key figure in the industry.

Collaborations

Okamura has collaborated with notable coworkers such as Yoshinori Mimura and Yoshihisa Komazawa. These partnerships have further enriched his contributions to the field of semiconductor innovations.

Conclusion

Yasuyuki Okamura's work in semiconductor technology exemplifies his commitment to innovation and excellence. His patents reflect a deep understanding of the complexities involved in semiconductor design and manufacturing.

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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