NK

Naoki Kawawada

SI Seiko Instruments: 4 patents #21 of 259Top 9%
Overall (2002): #13,391 of 266,432Top 6%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6384503 Motor Tadao Iwaki, Atsushi Ohta, Koji Nitadori 2002-05-07
6371649 Method for lubricating a fluid dynamic pressure bearing Tadao Iwaki, Atsushi Ota, Koji Nitadori, Toshiharu Kogure, Hiromitsu Goto +4 more 2002-04-16
6371650 Hydraulic dynamic bearing and spindle motor and rotary assembly provided Hiromitsu Goto, Isamu Takehara, Yukihiro Nakayama, Ryouji Yoneyama, Takafumi Suzuki +4 more 2002-04-16
6354742 Hydraulic dynamic bearing and spindle motor Tadao Iwaki, Shigeru Ohki, Atsushi Ohta, Koji Nitadori, Isamu Takehara +2 more 2002-03-12