Kawasaki, Japan

Tetsuji Funaki

This inventor holds 4 USPTO granted patents and 1 published patent application. Top assignee: Fujitsu Corporation. Active years: 1997-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuji Funaki. Retrieved from https://idiyas.com/inventor/tetsuji-funaki

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

Calculating rank
USPTO Granted Patents = 4 

% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 4

Forward Citations = 53(Granted Patents)


Company Filing History:


Years Active: 1997-1999

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4 patents (USPTO):Explore Patents

Title: Tetsuji Funaki: Innovator in Current-to-Voltage Conversion Technology

Introduction

Tetsuji Funaki is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of devices that convert current signals into voltage signals. With a total of 4 patents to his name, Funaki's work has had a notable impact on technology.

Latest Patents

Among his latest innovations is a current-to-voltage converting device and light receiver. This device is designed to convert a current pulse signal into a voltage pulse signal. It features a converting unit that transforms the current pulse signal into a first voltage signal. Additionally, a voltage reducing unit generates a second voltage signal by reducing the magnitude of the first voltage signal. A delay unit then creates a third voltage signal by delaying the second voltage signal. Finally, a comparison unit generates the voltage pulse signal by comparing the first voltage signal with the third voltage signal.

Career Highlights

Tetsuji Funaki is currently employed at Fujitsu Corporation, where he continues to innovate and develop new technologies. His work at Fujitsu has allowed him to collaborate with other talented engineers and researchers in the field.

Collaborations

Some of his notable coworkers include Takahiro Watai and Hirokazu Tanaka. Their collaborative efforts have contributed to advancements in the technology sector.

Conclusion

Tetsuji Funaki's contributions to current-to-voltage conversion technology exemplify his dedication to innovation. His patents and work at Fujitsu Corporation highlight his role as a key figure in the field of electrical engineering.

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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