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Yasuhiko Nagakura

TK Toshiba Kikai: 2 patents #3 of 39Top 8%
📍 Numazu, JP: #11 of 87 inventorsTop 15%
Overall (1997): #19,485 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5660581 Grinding apparatus Shoichi Shin, Masafumi Tsunada 1997-08-26
5591071 Polishing device Shoichi Shin, Masafumi Tsunada, Toshio Oishi 1997-01-07