Inventor

NIINA MASATOSHI

JP4 patents

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

NTN TOYO BEARING CO LTD

3 patents

US6676294B2Jan 13, 2004

OISHI SHINJI

1 patent

US8661686B2Mar 4, 2014

Method of manufacturing a shell type needle roller bearing including drawing and ironing operations

OISHI SHINJI5 citations70

NIINA MASATOSHI

NTN TOYO BEARING CO LTD

Rocking bearing

Thrust ball bearing

Thrust ball bearing

OISHI SHINJI

Method of manufacturing a shell type needle roller bearing including drawing and ironing operations