Inventor
OKAWA TETSUO
JP6 patents
⚠️ This page may combine multiple inventors who share the name “OKAWA TETSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON MITSUBISHI OIL CORP
4 patentsUS6242393B1Jun 5, 2001
Traction drive fluid
NIPPON MITSUBISHI OIL CORP102 citations95
US6320088B1Nov 20, 2001
Traction drive fluid
NIPPON MITSUBISHI OIL CORP23 citations91
US6191330B1Feb 20, 2001
Traction drive fluid
NIPPON MITSUBISHI OIL CORP32 citations91
US6638417B2Oct 28, 2003
Traction drive fluid
NIPPON MITSUBISHI OIL CORP15 citations83