Inventor
OKAMOTO YASUSHI
JP59 patents
⚠️ This page may combine multiple inventors who share the name “OKAMOTO YASUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
13 patentsUS4639494AJan 27, 1987
Process for producing polystyrene
SUMITOMO CHEMICAL CO21 citations82
US4042352AAug 16, 1977
Method for the removal of the dusts from combustion exhaust gases
SUMITOMO CHEMICAL CO19 citations78
US5179137AJan 12, 1993
Heat-resistant high-impact polystyrene composition
SUMITOMO CHEMICAL CO12 citations74
US4710554ADec 1, 1987
Polybutadiene and process for preparing the same
SUMITOMO CHEMICAL CO7 citations74
US4523618AJun 18, 1985
Branched polymer, process for the preparation thereof, tire tread rubber composition and tire
SUMITOMO CHEMICAL CO17 citations74
US5294656AMar 15, 1994
Rubber modified styrene based resin composition
SUMITOMO CHEMICAL CO13 citations73
US4739001AApr 19, 1988
Rubber-modified styrene resin composition
SUMITOMO CHEMICAL CO18 citations73
US4051225ASep 27, 1977
Method for the heat recovery in the processes of the removal of nitrogen oxides from exhaust gases
SUMITOMO CHEMICAL CO16 citations72
US5087655AFeb 11, 1992
Rubber modified styrene resin composition
SUMITOMO CHEMICAL CO8 citations71
US4026992AMay 31, 1977
Method for removing nitrogen oxides from combustion exhaust gases
SUMITOMO CHEMICAL CO13 citations66
US4990569AFeb 5, 1991
Rubber-modified styrene resin composition
SUMITOMO CHEMICAL CO3 citations63
US4743652AMay 10, 1988
Elastomeric copolymer of aromatic vinyl compounds and butadiene
SUMITOMO CHEMICAL CO6 citations63
US4186177AJan 29, 1980
Method for catalytically reducing nitrogen oxides using moving catalyst bed reactor
SUMITOMO CHEMICAL CO4 citations57
MITSUBISHI ELECTRIC CORP
12 patentsUS6246618B1Jun 12, 2001
Semiconductor integrated circuit capable of testing and substituting defective memories and method thereof
MITSUBISHI ELECTRIC CORP233 citations99
US5768625AJun 16, 1998
Vehicle based LAN a communication buffer memory having at least one more number of storage areas for receive status and source address than the number of areas for receive data
MITSUBISHI ELECTRIC CORP22 citations90
US6335640B1Jan 1, 2002
Semiconductor integrated circuit device with its layout designed by the cell base method
MITSUBISHI ELECTRIC CORP16 citations84
US5754531AMay 19, 1998
Communication control method and communication apparatus
MITSUBISHI ELECTRIC CORP10 citations74
US5528754AJun 18, 1996
Communication controlling apparatus
MITSUBISHI ELECTRIC CORP12 citations74
US5459751AOct 17, 1995
Demodulation circuit of communication control system
MITSUBISHI ELECTRIC CORP16 citations74
US6018513AJan 25, 2000
Communication control apparatus
MITSUBISHI ELECTRIC CORP12 citations72
US5452422ASep 19, 1995
Bus competitive control apparatus
MITSUBISHI ELECTRIC CORP7 citations66
US5272705ADec 21, 1993
Semiconductor integrated circuit device
MITSUBISHI ELECTRIC CORP6 citations63
US5652840AJul 29, 1997
Communication control apparatus for a small-scale network
MITSUBISHI ELECTRIC CORP5 citations62
US5659548AAug 19, 1997
Communication control apparatus
MITSUBISHI ELECTRIC CORP5 citations61
US5384778AJan 24, 1995
Communication control apparatus
MITSUBISHI ELECTRIC CORP3 citations61
EISAI CO LTD
11 patentsUS5385942AJan 31, 1995
Quinone derivatives and pharmacological use
EISAI CO LTD48 citations95
US5210239AMay 11, 1993
Ouinone derivatives and pharmacological use
EISAI CO LTD49 citations95
US6358995B1Mar 19, 2002
Carboxylic acid derivatives having fused rings
EISAI CO LTD20 citations92
US6110959AAug 29, 2000
Carboxylic acid derivatives having fused rings
EISAI CO LTD19 citations92
US6916837B2Jul 12, 2005
Amidino derivatives and anticoagulants and thrombosis therapeutic agents containing them
EISAI CO LTD11 citations74
US6121309ASep 19, 2000
Fused-ring carboxylic acid derivatives
EISAI CO LTD13 citations73
US5635519AJun 3, 1997
Benzothiazole compounds which are substituted by pyridymethyl
EISAI CO LTD3 citations62
US5329010AJul 12, 1994
Quinone derivatives
EISAI CO LTD3 citations62
US5300518AApr 5, 1994
Pyridyl substituted benzothiazole compounds which have useful pharmaceutical utility
EISAI CO LTD1 citations62
US5298649AMar 29, 1994
Naphthalene derivative
EISAI CO LTD4 citations62
US5134111AJul 28, 1992
Naphthalene derivative
EISAI CO LTD3 citations62
GRASS VALLEY GROUP
2 patentsNICHIA CORP
2 patentsDENSO CORP
2 patentsSUMIMOTO RUBBER IND LTD
1 patentHONDA MOTOR CO LTD
1 patentTOYOTA MOTOR CO LTD
1 patentSUMITOMO RUBBER IND
1 patentNIPPI INC
1 patentNISSHIN FLOUR MILLING CO
1 patentABE KOICHI
1 patentFUTABA IND CO LTD
1 patentShowing the top 50 of 59 patents by PatentIndex Score.