HK

Hironori Kurosawa

SC Sankyo Seiki Mfg. Co.: 3 patents #40 of 244Top 20%
NS Nidec Sankyo: 2 patents #144 of 291Top 50%
SS Sankyo Seiki Seisakusho: 1 patents #122 of 287Top 45%
Overall (All Time): #829,531 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10641322 Bearing assembly unit and motor Naoya ISAJI 2020-05-05
10298093 Tubular motor, control method for brushless motor, and motor equipped with brake Masaaki Ando, Shinichi Yoshikawa, Goro Nakamura, Yuu Akuzawa, Tadashi Takeda +1 more 2019-05-21
6693733 Polygonal mirror fixing device 2004-02-17
6215217 Dynamic pressure bearing motor 2001-04-10
6155721 Dynamic-pressure fluid bearing Tokuhisa Tsutsui, Yasushi Mizusaki, Hiromasa Marumo, Masamichi Hayakawa 2000-12-05
5763967 Dynamic-pressure fluid bearing Tokuhisa Tsutsui, Yasushi Mizusaki, Hiromasa Marumo 1998-06-09