Tokyo, Japan

Takehiko Yamaguchi

This inventor holds 2 USPTO granted patents and 3 published patent applications. Top assignees: Mitsubishi Heavy Industries Limited, Nec Corporation. Active years: 1986-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takehiko Yamaguchi. Retrieved from https://idiyas.com/inventor/takehiko-yamaguchi-ma4cr6m2

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 1

Forward Citations = 68(Granted Patents)


Company Filing History:


Years Active: 1986-2025

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2 patents (USPTO):Explore Patents

Title: Takehiko Yamaguchi: Innovator in Monitoring Devices and Integrated Circuit Systems

Introduction

Takehiko Yamaguchi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of monitoring devices and integrated circuit systems. With a total of 2 patents, Yamaguchi's work has had a notable impact on technology.

Latest Patents

Yamaguchi's latest patents include a monitoring device and a computer-readable storage medium for storing a monitoring program and monitoring method for rotary machines. The monitoring device is designed to monitor the clearance of a rotary machine, which includes a casing that houses both a rotating part and a stationary part. This device features at least one position sensor located outside the casing, which detects the relative position of the casing to the rotating part in a radial direction. An estimation unit is also included, which calculates an estimated value of the internal clearance between the rotating and stationary parts based on the measurements from the position sensor.

Another significant patent is related to an integrated circuit/packet switching system. This system comprises a network of multiple nodes and one or more common access loops for inter-node communication. It utilizes a fixed time cycle frame format allotted to the loops, allowing each node to assemble composite packets for destination nodes from various circuit- and packet-switched calls. The nodes also extract and disassemble the composite packets into their constituent calls, enhancing the efficiency of data transmission.

Career Highlights

Throughout his career, Takehiko Yamaguchi has worked with notable companies such as NEC Corporation and Mitsubishi Heavy Industries Limited. His experience in these organizations has contributed to his expertise in developing innovative technologies.

Collaborations

Yamaguchi has collaborated with several talented individuals, including Takao Takeuchi and Makoto Kondo. These collaborations have fostered a creative environment that has led to the development of groundbreaking inventions.

Conclusion

Takehiko Yamaguchi is a distinguished inventor whose work in monitoring devices and integrated circuit systems has advanced technology significantly. His contributions continue to influence the industry and inspire future innovations.

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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