Kawasaki, Japan

Tetsuya Hayashi

This inventor holds 7 USPTO granted patents. Top assignees: Fujitsu Semiconductor Limited, Fujitsu Corporation, Fujitsu Microelectronics Limited. Active years: 1997-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuya Hayashi. Retrieved from https://idiyas.com/inventor/tetsuya-hayashi-5k6kfyap

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

Calculating rank

% Patents Active = 85.7

Average Co-Inventor Count = 2.9

ph-index = 2

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 1997-2012

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7 patents (USPTO):Explore Patents

Title: Tetsuya Hayashi: Innovator in Communication Technology

Introduction

Tetsuya Hayashi is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of communication technology, holding a total of 7 patents. His innovative work has paved the way for advancements in receiving circuits and communication test methods.

Latest Patents

Hayashi's latest patents include a receiving circuit that features an impedance compensating circuit, which is designed to enhance the performance of differential signals. This circuit includes a first input terminal and a second input terminal, coupled to a first signal line and a second signal line. The differential-signal detector within the circuit plays a crucial role in determining whether the differential signals are supplied correctly.

Another notable patent is the communication test circuit, which allows for tolerance testing in a general testing environment. This circuit incorporates an adder and a second clock generation block. By adding an offset to a phase adjustment signal, the circuit generates a clock signal that is shifted according to the offset, facilitating accurate data detection during tests.

Career Highlights

Throughout his career, Tetsuya Hayashi has worked with esteemed companies such as Fujitsu Semiconductor Limited and Fujitsu Microelectronics Limited. His experience in these organizations has contributed to his expertise in communication technologies and circuit design.

Collaborations

Hayashi has collaborated with notable coworkers, including Tomokazu Higuchi and Kazunori Okuyama. These partnerships have further enriched his work and innovation in the field.

Conclusion

Tetsuya Hayashi's contributions to communication technology through his patents and career achievements highlight his role as a leading inventor. His work continues to influence advancements in the industry, showcasing the importance of innovation in technology.

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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