Isehara, Japan

Yasuyuki Tokumitsu

This inventor holds 3 USPTO granted patents. Top assignee: Fujitsu Corporation. Active years: 1986-1989.

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

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 = 4.3

ph-index = 3

Forward Citations = 60(Granted Patents)


Company Filing History:


Years Active: 1986-1989

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3 patents (USPTO):Explore Patents

Title: Yasuyuki Tokumitsu: Innovator in High Frequency Solid State Devices

Introduction

Yasuyuki Tokumitsu is a prominent inventor based in Isehara, Japan. He has made significant contributions to the field of high frequency solid state devices, holding a total of 3 patents. His work focuses on innovative cooling techniques and microwave power distribution systems.

Latest Patents

One of his latest patents is a liquid cooling type high frequency solid state device. This device comprises a solid state chip, at least one matching circuit, and a carrier for mounting the solid state chip and matching circuit. It features a coolant vessel that contains a liquid coolant, with a space for coolant vapor at the top. The design ensures that at least part of the solid state circuit contacts the liquid coolant for boiling and evaporating, preventing amplitude modulation due to the boiling of the coolant.

Another notable patent is a microwave power distributing and synthesizing device. This device includes a first base and a second base facing each other, with a coaxial line element that forms an antenna. The design allows for effective distribution and synthesis of microwave power, enhancing the performance of microwave power amplifying apparatuses.

Career Highlights

Yasuyuki Tokumitsu is currently employed at Fujitsu Corporation, where he continues to innovate in the field of solid state devices. His work has been instrumental in advancing technology related to microwave power and cooling systems.

Collaborations

He collaborates with notable coworkers such as Toshiyuki Saito and Naofumi Okubo, contributing to a dynamic team focused on cutting-edge technology.

Conclusion

Yasuyuki Tokumitsu's contributions to high frequency solid state devices and microwave power systems highlight his role as a key innovator in the field. His patents reflect a commitment to advancing technology and improving device performance.

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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