Inventor
NAGANUMA RYOICHI
JP3 patents
Patents
3 patentsUS5453972ASep 26, 1995
Optical disk apparatus
HITACHI LTD34 citations92
US6190285B1Feb 20, 2001
Hydraulic control apparatus for an automatic transmission of a vehicle
HITACHI LTD2 citations61
US5913747AJun 22, 1999
Hydraulic control apparatus for an automatic transmission of a vehicle
HITACHI LTD3 citations61