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For the Inventor, By the Inventor

Tokyo, Japan

Motokazu Yamamoto

This inventor holds 4 USPTO granted patents. Top assignees: Hi-Control Ltd., Nihon Micro Coating Co., Ltd.. Active years: 1989-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Motokazu Yamamoto. Retrieved from https://idiyas.com/inventor/motokazu-yamamoto

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

Calculating rank
USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 2

Forward Citations = 19(Granted Patents)


Company Filing History:

goldMedal2 out of 3 
 
Hi-Control Ltd.
 patents
silverMedal2 out of 51 
 
Nihon Micro Coating Co., Ltd.
 patents

Years Active: 1989-1999

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4 patents (USPTO):Explore Patents
1. 5863609 - Method of processing workpiece with amorphous NI-P (1999-01-26),
2. 5705234 - Method for manufacturing magnetic hard disk (1998-01-06),
3. 5096464 - Process for preparing an abrasive sheet (1992-03-17),
4. 4835052 - Abrasive sheet with the surface of the abrasive particles cleaned and (1989-05-30),
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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