Inventor
MASAKI RYOZO
JP8 patents
⚠️ This page may combine multiple inventors who share the name “MASAKI RYOZO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
7 patentsUS6043624AMar 28, 2000
Motor control method and motor control system
HITACHI LTD58 citations96
US6005365ADec 21, 1999
Motor control apparatus
HITACHI LTD53 citations95
US6225774B1May 1, 2001
Motor control method and motor control system
HITACHI LTD18 citations92
US6055960AMay 2, 2000
Electronic throttle valve control apparatus
HITACHI LTD23 citations92
US6390064B2May 21, 2002
Electronic throttle valve control apparatus
HITACHI LTD13 citations74
US6253733B1Jul 3, 2001
Electronic throttle valve control apparatus
HITACHI LTD13 citations74
US6242882B1Jun 5, 2001
Motor control apparatus
HITACHI LTD13 citations73