CT

Chihiro Tazawa

SI Seiko Instruments: 3 patents #474 of 1,437Top 35%
Overall (All Time): #1,577,005 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7568839 Fluid dynamic pressure bearing, motor, and recording medium driving device Hiromitsu Gotoh, Kazuaki Oguchi, Shinji Kinoshita, Tomohiko Hayashi 2009-08-04
6575633 Hydraulic bearing motor Hiromitsu Goto, Shinji Kinoshita, Toru Kumagai, Yukihiro Nakayama, Mitsuharu Iwamoto +1 more 2003-06-10
6552456 Hydraulic dynamic pressure bearing motor Hiromitsu Goto, Shinji Kinoshita, Toru Kumagai, Yukihiro Nakayama, Mitsuharu Iwamoto +1 more 2003-04-22