Inventor

OHYAMA OSAMU

JP3 patents

⚠️ This page may combine multiple inventors who share the name “OHYAMA OSAMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON STEEL & SUMITOMO METAL CORP

2 patents

US10266908B2Apr 23, 2019

Rolled steel bar for machine structural use and method of producing the same

NIPPON STEEL & SUMITOMO METAL CORP0 citations37

US10260123B2Apr 16, 2019

Rolled steel bar for machine structural use and method of producing the same

NIPPON STEEL & SUMITOMO METAL CORP0 citations37

ISUZU MOTORS LIMITED AND NIPPO

1 patent

US5993571ANov 30, 1999

Steel for machine structural use and machine parts made from such steel

ISUZU MOTORS LIMITED AND NIPPO3 citations46