Yokosuka, Japan

Hirokazu Sato

This inventor holds 2 USPTO granted patents. Top assignees: Hitachi, Ltd., Nippon Telegraph and Telephone Public Corporation. Active years: 1982-1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirokazu Sato. Retrieved from https://idiyas.com/inventor/hirokazu-sato-t6mabjxd

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 = 6.0

ph-index = 2

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 1982-1985

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2 patents (USPTO):Explore Patents

Title: Hirokazu Sato: Innovator in Speech Synthesis

Introduction

Hirokazu Sato is a notable inventor based in Yokosuka, Japan. He has made significant contributions to the field of speech synthesis, holding 2 patents to his name. His work has had a lasting impact on technology and communication.

Latest Patents

One of Hirokazu Sato's latest patents is a PARCOR-type speech synthesizer. This innovative device replaces a ten-stage lattice type filter with a pipeline multiplier and feedback loop. It also provides a loss circuit for bandwidth broadening using subtraction circuits for multiplication. This advancement showcases his commitment to enhancing speech synthesis technology.

Career Highlights

Throughout his career, Hirokazu Sato has worked with prominent companies such as Nippon Telegraph and Telephone Public Corporation and Hitachi, Ltd. His experience in these organizations has allowed him to develop and refine his inventions, contributing to the advancement of communication technologies.

Collaborations

Hirokazu Sato has collaborated with notable individuals in his field, including Kazuhiro Umemura and Kazuo Nakata. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Hirokazu Sato is a distinguished inventor whose work in speech synthesis has paved the way for advancements in communication technology. His contributions continue to influence the industry and inspire future innovations.

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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