Inventor
TSUJIMURA OSAMU
JP20 patents
⚠️ This page may combine multiple inventors who share the name “TSUJIMURA OSAMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI METAL CORP
19 patentsUS4966500AOct 30, 1990
Face milling cutter with cutter inserts
MITSUBISHI METAL CORP62 citations96
US4930945AJun 5, 1990
Insert rotary cutter
MITSUBISHI METAL CORP88 citations96
US5156503AOct 20, 1992
Boring bar tool
MITSUBISHI METAL CORP28 citations92
US5017055AMay 21, 1991
Indexable cutter insert
MITSUBISHI METAL CORP45 citations92
US4927303AMay 22, 1990
Ball end mill
MITSUBISHI METAL CORP37 citations92
US4919573AApr 24, 1990
Ball end mill
MITSUBISHI METAL CORP41 citations92
US4898499AFeb 6, 1990
Ball end mill
MITSUBISHI METAL CORP46 citations92
US4844669AJul 4, 1989
Insert boring tool and cutting insert therefor
MITSUBISHI METAL CORP37 citations92
US4834591AMay 30, 1989
Indexable cutter insert
MITSUBISHI METAL CORP24 citations92
US4808044AFeb 28, 1989
Insert cutter
MITSUBISHI METAL CORP31 citations92
US4693641ASep 15, 1987
End mill with throw-away tip
MITSUBISHI METAL CORP50 citations92
US4934881AJun 19, 1990
Ball end mill
MITSUBISHI METAL CORP49 citations90
US4808045AFeb 28, 1989
End mill with throw-away tip
MITSUBISHI METAL CORP32 citations89
US4679968AJul 14, 1987
Indexable cutter insert
MITSUBISHI METAL CORP36 citations89
US4954021ASep 4, 1990
Inserted rotary cutter
MITSUBISHI METAL CORP21 citations82
USD308874SJun 26, 1990
Ball end mill
MITSUBISHI METAL CORP17 citations82
US5261767ANov 16, 1993
Boring bar tool
MITSUBISHI METAL CORP10 citations74
USD309317SJul 17, 1990
Ball end mill
MITSUBISHI METAL CORP11 citations74
US4883391ANov 28, 1989
Ball end mill
MITSUBISHI METAL CORP11 citations74