Tokyo, Japan

Kazuhisa Betsui

This inventor holds 4 USPTO granted patents. Top assignee: Amp LLC. Active years: 1988-1991.


% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 4

Forward Citations = 131(Granted Patents)


Company Filing History:


Years Active: 1988-1991

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4 patents (USPTO):Explore Patents
Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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