KT

Katsura Tomotaki

SK Seiko Seiki Kabushiki Kaisha: 5 patents #4 of 125Top 4%
SI Seiko Instruments: 1 patents #836 of 1,437Top 60%
TC Tokyo Seimitsu Co.: 1 patents #110 of 257Top 45%
Overall (All Time): #721,757 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10732220 Positioning and fixing device Hiroo Tamura, Yoshiyuki Yokoyama, Tomohiro Yoshimochi, Masami Takatori 2020-08-04
6827631 Center support grinding method, center support grinding machine, and centering method for the centers thereof Yukimasa Nakamura 2004-12-07
5984501 Super-precision positioning system Shinichi Nomura, Heung Chul Shin 1999-11-16
5971836 Grinding machine Toshiharu Kogure, Yoshikazu Kojima, Jun Osanai 1999-10-26
5667646 Dressing apparatus 1997-09-16
5586468 Table driving device 1996-12-24
5454921 Electrolytic combined processing machine Toshiharu Kogure, Shinichi Nomura 1995-10-03