Inventor · disambiguated record
Sumio Hara
Also filed as: HARA SUMIO
9 granted patents·195 citations·filing 1975–1995
90Inventor score
Files withSUMITOMO CHEMICAL CO9
Top patents by PatentIndex Score
9 records- 0189US5214091AThermoplastic resin compositionSUMITOMO CHEMICAL CO·Filed 1992·Granted May 25, 1993·54 cites·14 claims
- 0283US5430081AFire retardant additive and fire retardant thermoplastic resin compositionSUMITOMO CHEMICAL CO·Filed 1994·Granted Jul 4, 1995·30 cites·20 claims
- 0382US5424150APolymeric solid electrolyteSUMITOMO CHEMICAL CO·Filed 1994·Granted Jun 13, 1995·29 cites·4 claims
- 0476US5385974AGraft copolymer, process for production thereof, and plasticizer comprising said copolymer as active componentSUMITOMO CHEMICAL CO·Filed 1993·Granted Jan 31, 1995·25 cites·12 claims
- 0572US4404000AMiddle and/or heavy distillate composition having good flow property and filterabilitySUMITOMO CHEMICAL CO·Filed 1982·Granted Sep 13, 1983·21 cites·2 claims
- 0669US5292803AProcess for the production of polymeric polyolsSUMITOMO CHEMICAL CO·Filed 1992·Granted Mar 8, 1994·19 cites·8 claims
- 0744US5100964ARubber compositionSUMITOMO CHEMICAL CO·Filed 1991·Granted Mar 31, 1992·7 cites·6 claims
- 0841US5585437AThermoplastic resin compositions comprising polyphenylene ether resins and thermoplastic resins which exhibit improved flow propertiesSUMITOMO CHEMICAL CO·Filed 1995·Granted Dec 17, 1996·7 cites·4 claims
- 0934US3966821AProcess for preparing 1-tetrahydronaphthaloneSUMITOMO CHEMICAL CO·Filed 1975·Granted Jun 29, 1976·3 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →