Yokohama, Japan

Kazuro Washi

This inventor holds 2 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1988-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuro Washi. Retrieved from https://idiyas.com/inventor/kazuro-washi

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 = 2.7

ph-index = 2

Forward Citations = 27(Granted Patents)


Company Filing History:


Years Active: 1988-1989

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2 patents (USPTO):Explore Patents

Title: Kazuro Washi: Innovator in Television Technology

Introduction

Kazuro Washi is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of television technology, holding a total of 2 patents. His work focuses on enhancing the performance and quality of television systems through innovative circuit designs.

Latest Patents

Kazuro Washi's latest patents include a vertical deflection circuit and a television system. The vertical deflection circuit is of the negative feedback type, where a feedback signal is generated at a terminal of a deflection current detector resistance connected in series with a vertical deflection yoke. This feedback signal is connected to a negative feedback amplifier, guiding the output of a sawtooth wave generating circuit through a third-order distortion wave generating circuit. This design imparts third-order distortion of positive polarity to the feedback signals, compensating for and extinguishing distortion on the CRT display. His television system employs a sequential scanning system, where picture information obtained by scanning at a frequency twice that of the standard system is separated into first and second field information. These field informations are stored in respective memory devices and transmitted separately, allowing for enhanced display quality.

Career Highlights

Kazuro Washi is currently associated with Hitachi, Ltd., a leading company in technology and innovation. His work at Hitachi has allowed him to develop and refine his inventions, contributing to advancements in television technology.

Collaborations

Kazuro has collaborated with notable coworkers, including Masanori Oguino and Masanori Ogino. These collaborations have likely fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Kazuro Washi's contributions to television technology through his patents and work at Hitachi, Ltd. highlight his role as an influential inventor in the field. His innovative designs continue to impact the way we experience visual media today.

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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