KN

Kathuhiko Nishiwaki

CC Citizen Watch Co.: 1 patents #668 of 1,225Top 55%
Overall (All Time): #3,655,983 of 4,157,543Top 90%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5932488 Method of dry etching Toru Takizawa 1999-08-03