RY

Ryouji Yoneyama

SI Seiko Instruments: 1 patents #121 of 259Top 50%
Overall (2002): #123,515 of 266,432Top 50%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6371650 Hydraulic dynamic bearing and spindle motor and rotary assembly provided Hiromitsu Goto, Isamu Takehara, Yukihiro Nakayama, Takafumi Suzuki, Toshiharu Kogure +4 more 2002-04-16