Inventor
ITOH KUNIO
115 patents
⚠️ This page may combine multiple inventors who share the name “ITOH KUNIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHINETSU CHEMICAL CO
23 patentsUS4988758AJan 29, 1991
Fluorosilicone rubber composition
SHINETSU CHEMICAL CO310 citations99
US6485831B1Nov 26, 2002
Conductive powder and making process
SHINETSU CHEMICAL CO81 citations96
US4678688AJul 7, 1987
Method for forming a surface film of cured organosilicon polymer on a substrate surface
SHINETSU CHEMICAL CO71 citations95
US4902732AFeb 20, 1990
Epoxy resin-based curable compositions
SHINETSU CHEMICAL CO60 citations94
US4201698AMay 6, 1980
Rubber compositions
SHINETSU CHEMICAL CO81 citations94
US5597853AJan 28, 1997
Silicone rubber compositions
SHINETSU CHEMICAL CO21 citations93
US4977200ADec 11, 1990
Ethylene-propylene organopolysiloxane rubber composition
SHINETSU CHEMICAL CO24 citations93
US4877822AOct 31, 1989
Epoxy resin composition
SHINETSU CHEMICAL CO42 citations93
US4714733ADec 22, 1987
Rubber composition
SHINETSU CHEMICAL CO33 citations93
US4707503ANov 17, 1987
Radiation-curable organopolysiloxane compositions
SHINETSU CHEMICAL CO25 citations93
US4701482AOct 20, 1987
Epoxy resin composition for encapsulation of semiconductor devices
SHINETSU CHEMICAL CO28 citations93
US4560719ADec 24, 1985
Flame retardant polyolefin-based rubber composition
SHINETSU CHEMICAL CO41 citations93
US5367001ANov 22, 1994
Impression composition
SHINETSU CHEMICAL CO40 citations92
US4533687AAug 6, 1985
Flame-retardant rubber composition
SHINETSU CHEMICAL CO30 citations92
US4731406AMar 15, 1988
Flame-retardant low-smoking rubber composition
SHINETSU CHEMICAL CO28 citations91
US4376184AMar 8, 1983
Rubber compositions of ethylene-propylene elastomers
SHINETSU CHEMICAL CO42 citations89
US4771099ASep 13, 1988
Silicone rubber composition
SHINETSU CHEMICAL CO20 citations82
US4139519AFeb 13, 1979
Curable compositions based on silicon-containing butadiene polymers
SHINETSU CHEMICAL CO27 citations82
US3992355ANov 16, 1976
Heat-curable organopolysiloxane compositions
SHINETSU CHEMICAL CO27 citations82
US4376174AMar 8, 1983
Curable epoxy resin compositions
SHINETSU CHEMICAL CO27 citations81
US4230815AOct 28, 1980
Silicon-containing polybutadiene derivatives and method for the preparation thereof
SHINETSU CHEMICAL CO24 citations81
US3969310AJul 13, 1976
Silicone rubber compositions
SHINETSU CHEMICAL CO21 citations81
US4287114ASep 1, 1981
Primer compositions
SHINETSU CHEMICAL CO23 citations80
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
8 patentsUS6358770B2Mar 19, 2002
Method for growing nitride semiconductor crystals, nitride semiconductor device, and method for fabricating the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD119 citations99
US4546478AOct 8, 1985
Semiconductor laser
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations93
US5386429AJan 31, 1995
Low operating current and low noise semiconductor laser device for optical disk memories
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD42 citations91
US4675074AJun 23, 1987
Method of manufacturing semiconductor device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations91
US4193835AMar 18, 1980
Method for growing semiconductor crystal
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD33 citations90
US6810057B1Oct 26, 2004
Semiconductor device and optical pickup device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations84
US4371967AFeb 1, 1983
Semiconductor laser
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations82
US4731792AMar 15, 1988
Semiconductor laser device with decreased light intensity noise
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations80
PENTEL KK
8 patentsUSD317625SJun 18, 1991
Pen cap or similar article
PENTEL KK48 citations96
USD310684SSep 18, 1990
Pen cap or similar article
PENTEL KK55 citations96
USD261010SSep 29, 1981
Pen or similar article
PENTEL KK48 citations96
USD259792SJul 7, 1981
Marking pen or similar article
PENTEL KK71 citations96
USD253060SOct 2, 1979
Ball point pen or similar article
PENTEL KK60 citations96
USD316726SMay 7, 1991
Ball point pen
PENTEL KK28 citations93
USD309633SJul 31, 1990
Ball-point pen or similar article
PENTEL KK36 citations93
USD270843SOct 4, 1983
Liquid ink ball pen
PENTEL KK38 citations93
TEIJIN LTD
3 patentsUS4206615AJun 10, 1980
Insulative multi-pane window structure of refrigerator or freezer
TEIJIN LTD60 citations95
US4166876ASep 4, 1979
Transparent, electrically conductive laminated structure and process for production thereof
TEIJIN LTD90 citations95
US4215168AJul 29, 1980
Laminated multilayer sheet structure and its utilization
TEIJIN LTD31 citations92
MATSUSHITA ELECTRONICS CORP
2 patentsPENTEL KK PENTEL CO LTD
2 patentsMEMC ELECTRONIC MATERIALS
1 patentMITSUSHITA ELECTRONICS CORP
1 patentPENTEL KK D B A PENTEL CO LTD
1 patentKYOWA HAKKO KOGYO KK
1 patentShowing the top 50 of 115 patents by PatentIndex Score.