Shiga, Japan

Hitoshi Miyagawa

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hitoshi Miyagawa. Retrieved from https://idiyas.com/inventor/hitoshi-miyagawa-kszpiui7

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 = 2.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1983

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1 patent (USPTO):Explore Patents

Title: Hitoshi Miyagawa: Innovator in Picture-in-Picture Technology

Introduction

Hitoshi Miyagawa is a notable inventor based in Shiga, Japan. He is recognized for his contributions to television technology, particularly in the realm of picture-in-picture systems. His innovative approach has led to advancements that enhance the viewing experience for consumers.

Latest Patents

Miyagawa holds a patent for a picture-in-picture color television receiver. This invention allows for the simultaneous display of two pictures on a single screen, with the second picture inserted within the first. The technology includes a DC restoration circuit that ensures the color difference signal of the second picture is aligned with that of the first, achieving consistent white balance across both images. He has 1 patent to his name.

Career Highlights

Miyagawa has made significant strides in his career, working with Hitachi, Ltd., a leading company in technology and electronics. His work has contributed to the development of advanced television systems that cater to modern viewing preferences.

Collaborations

One of his notable collaborators is Tomomitsu Kuroyanagi. Their partnership has fostered innovation and creativity in the field of television technology.

Conclusion

Hitoshi Miyagawa's contributions to the picture-in-picture technology have made a lasting impact on the television industry. His inventive spirit continues to inspire advancements in consumer electronics.

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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