Kodaira, Japan

Yozo Tanihara

This inventor holds 2 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1976.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yozo Tanihara. Retrieved from https://idiyas.com/inventor/yozo-tanihara

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1976

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2 patents (USPTO):Explore Patents

Title: Yozo Tanihara: Innovator in Synchronizing and Color Eliminating Circuits

Introduction

Yozo Tanihara is a notable inventor based in Kodaira, Japan. He has made significant contributions to the field of electronics, particularly in the development of synchronizing detector circuits and color eliminating circuits. With a total of 2 patents to his name, Tanihara's work has had a lasting impact on the industry.

Latest Patents

Tanihara's latest patents include a synchronizing detector circuit and a color eliminating circuit. The synchronizing detector circuit features at least two differential transistors, with a pair of constant current transistors connected to them. An output transistor is linked to the junctures between the differential and constant current transistors, as well as to a filter circuit for detection. This design incorporates a compensating circuit to prevent offset output voltage due to noise.

The color eliminating circuit consists of a killer detection circuit, a band amplifier circuit, and a control circuit. The killer detection circuit identifies a color burst signal in a chromatic signal and delivers a killer output voltage to the band amplifier circuit. Depending on the strength of the killer output voltage, the band amplifier circuit either amplifies or does not amplify the chromatic signal. This innovative design helps avoid inadvertent operation of the band amplifier circuit due to noise.

Career Highlights

Tanihara is currently associated with Hitachi, Ltd., a leading company in the technology sector. His work at Hitachi has allowed him to explore and develop advanced electronic solutions that address various challenges in the field.

Collaborations

Throughout his career, Tanihara has collaborated with talented individuals such as Mitsuya Sato and Makoto Furihata. These collaborations have contributed to the successful development of his innovative circuits.

Conclusion

Yozo Tanihara's contributions to the field of electronics through his patents and collaborations highlight his role as a significant inventor. His work continues to influence advancements in synchronizing and color eliminating technologies.

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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