Minamitsuru, Japan

Kunizo Watanabe

This inventor holds 1 USPTO granted patent. Top assignees: Citizen Seimitsu Co., Ltd., Showa Denko K.k.. Active years: 2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kunizo Watanabe. Retrieved from https://idiyas.com/inventor/kunizo-watanabe

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 = 3.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2011

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1 patent (USPTO):Explore Patents

Title: Kunizo Watanabe: Innovator in Disk-Shaped Substrate Polishing Methods

Introduction

Kunizo Watanabe is a notable inventor from Minamitsuru-gun, Japan. He has made significant contributions to the field of substrate polishing, particularly with his innovative methods for enhancing the manufacturing process of disk-shaped substrates.

Latest Patents

Watanabe holds a patent for the "Disk-shaped substrate inner circumference polishing method." This method involves polishing the inner circumference of a disk-shaped substrate that includes an opening hole at its center. The process consists of inserting a brush with a shaft core into the opening hole, fixing both ends of the brush to rotating shafts, and applying tension to the shaft core while rotating the brush to achieve effective polishing.

Career Highlights

Throughout his career, Watanabe has worked with prominent companies such as Showa Denko K.K. and Citizen Seimitsu Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in substrate technology.

Collaborations

Watanabe has collaborated with talented individuals in his field, including Kazuyuki Haneda and Yosuke Sato. These partnerships have fostered innovation and have been instrumental in the development of his patented methods.

Conclusion

Kunizo Watanabe's contributions to the field of substrate polishing demonstrate his expertise and commitment to innovation. His patented methods continue to influence the industry and showcase the importance of advancements in manufacturing technology.

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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