Inventor

ARAI TATSUO

JP73 patents

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

MITSUBISHI MATERIALS CORP

20 patents

US5807031ASep 15, 1998

Throw-away tip and throw-away type cutter

MITSUBISHI MATERIALS CORP95 citations98

US5244318ASep 14, 1993

Throwaway insert and cutting tool therefor

MITSUBISHI MATERIALS CORP80 citations96

US6287058B1Sep 11, 2001

Cutting tool and method for supplying cutting medium to the same

MITSUBISHI MATERIALS CORP47 citations93

US5762453AJun 9, 1998

Cutting insert and method of manufacturing the cutting insert

MITSUBISHI MATERIALS CORP37 citations93

US5460464AOct 24, 1995

Cutting insert

MITSUBISHI MATERIALS CORP36 citations93

USD342269SDec 14, 1993

Cutter insert

MITSUBISHI MATERIALS CORP39 citations93

US5209610AMay 11, 1993

Throwaway milling cutter

MITSUBISHI MATERIALS CORP48 citations93

US5947649ASep 7, 1999

Reusable type end mill

MITSUBISHI MATERIALS CORP49 citations92

US5314269AMay 24, 1994

Cutting insert and cutter

MITSUBISHI MATERIALS CORP35 citations92

US5294219AMar 15, 1994

Ball end mill

MITSUBISHI MATERIALS CORP22 citations92

US5197831AMar 30, 1993

Cutting insert for ball end mill

MITSUBISHI MATERIALS CORP28 citations92

US5791831AAug 11, 1998

Cutting insert

MITSUBISHI MATERIALS CORP36 citations91

US5443335AAug 22, 1995

Cutting insert

MITSUBISHI MATERIALS CORP46 citations91

US5193946AMar 16, 1993

Cutting insert

MITSUBISHI MATERIALS CORP35 citations91

US5855457AJan 5, 1999

Disposable cutting tip clamp for a milling machine

MITSUBISHI MATERIALS CORP19 citations84

US5984598ANov 16, 1999

Rotary cutter having chip-repelling mechanism

MITSUBISHI MATERIALS CORP11 citations74

US5586845ADec 24, 1996

Face milling cutting insert having convex rakes with obtusely intersecting flat surfaces

MITSUBISHI MATERIALS CORP9 citations74

US5526716AJun 18, 1996

Method for manufacturing a cutter

MITSUBISHI MATERIALS CORP4 citations74

US5352067AOct 4, 1994

Milling cutter clamping wedge with hardened chip surface

MITSUBISHI MATERIALS CORP9 citations74

US5240356AAug 31, 1993

Nitrided cutter machining

MITSUBISHI MATERIALS CORP5 citations74

MITSUBISHI METAL CORP

14 patents

US4966500AOct 30, 1990

Face milling cutter with cutter inserts

MITSUBISHI METAL CORP62 citations96

US4930945AJun 5, 1990

Insert rotary cutter

MITSUBISHI METAL CORP88 citations96

US4964762AOct 23, 1990

Combination of cutter and fastener unit therefor

MITSUBISHI METAL CORP30 citations93

US5017055AMay 21, 1991

Indexable cutter insert

MITSUBISHI METAL CORP45 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

US4808044AFeb 28, 1989

Insert cutter

MITSUBISHI METAL CORP31 citations92

US4693641ASep 15, 1987

End mill with throw-away tip

MITSUBISHI METAL CORP50 citations92

US5004378AApr 2, 1991

Clamped cutting tool

MITSUBISHI METAL CORP41 citations89

US4808045AFeb 28, 1989

End mill with throw-away tip

MITSUBISHI METAL CORP32 citations89

US5035544AJul 30, 1991

Insert clamped tool

MITSUBISHI METAL CORP22 citations86

US4954021ASep 4, 1990

Inserted rotary cutter

MITSUBISHI METAL CORP21 citations82

USD308874SJun 26, 1990

Ball end mill

MITSUBISHI METAL CORP17 citations82

AGENCY IND SCIENCE TECHN

8 patents

US4661032AApr 28, 1987

Bilateral master-slave manipulator control device

AGENCY IND SCIENCE TECHN187 citations99

US4308584ADec 29, 1981

Apparatus for control of manipulator

AGENCY IND SCIENCE TECHN51 citations93

US5136227AAug 4, 1992

Active gravity compensation device for force control system

AGENCY IND SCIENCE TECHN39 citations91

US5425616AJun 20, 1995

Micromotion stage

AGENCY IND SCIENCE TECHN22 citations90

US5651574AJul 29, 1997

Micromanipulator

AGENCY IND SCIENCE TECHN34 citations88

US5501656AMar 26, 1996

Arm motion support apparatus

AGENCY IND SCIENCE TECHN50 citations87

US5484031AJan 16, 1996

Leg structure for walking robot

AGENCY IND SCIENCE TECHN30 citations87

US5476357ADec 19, 1995

Micromanipulator

AGENCY IND SCIENCE TECHN13 citations74

CASIO COMPUTER CO LTD

3 patents

US6642959B1Nov 4, 2003

Electronic camera having picture data output function

CASIO COMPUTER CO LTD111 citations98

US6256688B1Jul 3, 2001

Interface apparatus operable by using floppy disk drive

CASIO COMPUTER CO LTD1,491 citations98

US7227978B2Jun 5, 2007

Image input device

CASIO COMPUTER CO LTD33 citations88

BRIDGESTONE TIRE CO LTD

2 patents

US4082132AApr 4, 1978

Low section profile pneumatic radial tire for heavy vehicles

BRIDGESTONE TIRE CO LTD61 citations92

US4177850ADec 11, 1979

Large-sized pneumatic radial tire

BRIDGESTONE TIRE CO LTD22 citations81

TOYO BOSEKI

1 patent

US6146882ANov 14, 2000

Incubator and analyzer including such incubator

TOYO BOSEKI35 citations91

IZUMO IND CO LTD

1 patent

US4844666AJul 4, 1989

Insert rotary cutting tool

IZUMO IND CO LTD54 citations90

TSUBAKIMOTO CHAIN CO

1 patent

US5630770AMay 20, 1997

Toothed belt

TSUBAKIMOTO CHAIN CO11 citations74

Showing the top 50 of 73 patents by PatentIndex Score.