Inventor · disambiguated record
Fumio Tsutsumi
Also filed as: TSUTSUMI FUMIO
21 granted patents·816 citations·filing 1981–2001
96Inventor score
Top patents by PatentIndex Score
21 records- 0198US5064910APreparation of conjugated diene polymers modified with an organo-tin or germanium halideJAPAN SYNTHETIC RUBBER CO LTD·Filed 1989·Granted Nov 12, 1991·211 cites·25 claims
- 0298US4906706AModified conjugated diene polymer and process for production thereofJAPAN SYNTHETIC RUBBER CO LTD·Filed 1987·Granted Mar 6, 1990·201 cites·23 claims
- 0394US4742124ARubber composition for use in tireJAPAN SYNTHETIC RUBBER CO LTD·Filed 1987·Granted May 3, 1988·64 cites·7 claims
- 0485US4835216AConjugated diene series rubber compositionsBRIDGESTONE CORP·Filed 1987·Granted May 30, 1989·38 cites·8 claims
- 0581US5677382AEthylene-α-olefin-non-conjugated diene copolymer rubber compositionJAPAN SYNTHETIC RUBBER CO LTD·Filed 1995·Granted Oct 14, 1997·47 cites·15 claims
- 0678US6127472ARubber compositionJSR CORP·Filed 1998·Granted Oct 3, 2000·32 cites·10 claims
- 0777US6531546B2Rubber compositionJSR CORP·Filed 2001·Granted Mar 11, 2003·16 cites·22 claims
- 0874US6534586B2Flame-retardant rubber composition and flame-retardant elastomerJSR CORP·Filed 2001·Granted Mar 18, 2003·12 cites·11 claims
- 0974US4742117AConjugated diene based rubber compositionJAPAN SYNTHETIC RUBBER CO LTD·Filed 1987·Granted May 3, 1988·21 cites·13 claims
- 1074US4433109AStyrene-butadiene block copolymerJAPAN SYNTHETIC RUBBER CO LTD·Filed 1981·Granted Feb 21, 1984·23 cites·8 claims
- 1172US5232987ARubber compositionsJAPAN SYNTHETIC RUBBER CO LTD·Filed 1991·Granted Aug 3, 1993·26 cites·6 claims
- 1265US4824908AButadiene-based rubber compositionJAPAN SYNTHETIC RUBBER CO LTD·Filed 1987·Granted Apr 25, 1989·19 cites·20 claims
- 1362US5914372AEthylene copolymer rubber compositionJSR CORP·Filed 1997·Granted Jun 22, 1999·17 cites·9 claims
- 1461US5011888AVulcanized rubber compositionJAPAN SYNTHETIC RUBBER CO LTD·Filed 1989·Granted Apr 30, 1991·15 cites·3 claims
- 1560US5159014AThermoplastic elastomer composition and rubber parts of refrigerator having a layer composed of thermoplastic elastomer compositionJAPAN SYNTHETIC RUBBER CO LTD·Filed 1989·Granted Oct 27, 1992·14 cites·10 claims
- 1658US4588782ADiene polymers and process for producing the sameJAPAN SYNTHETIC RUBBER CO LTD·Filed 1985·Granted May 13, 1986·11 cites·41 claims
- 1754US5164450AButadiene copolymer rubber compositionJAPAN SYNTHETIC RUBBER CO LTD·Filed 1990·Granted Nov 17, 1992·10 cites·2 claims
- 1852US5153255AProcess for preparing a rubber composition having two different molecular weightsJAPAN SYNTHETIC RUBBER CO LTD·Filed 1991·Granted Oct 6, 1992·12 cites·6 claims
- 1950US4782119ARubber composition comprising a styrene-butadiene block copolymer having two kinds of blocksJAPAN SYNTHETIC RUBBER CO LTD·Filed 1985·Granted Nov 1, 1988·13 cites·14 claims
- 2044US4463133ARubber compositions suitable for use in tire treadBRIDGESTONE TIRE CO LTD·Filed 1982·Granted Jul 31, 1984·9 cites·5 claims
- 2138US4810746ARubber composition for use in vibration insulating materialBRIDGESTONE TIRE CO LTD·Filed 1987·Granted Mar 7, 1989·5 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →