Inventor · disambiguated record
John R. Schreffler
Also filed as: SCHREFFLER JOHN · SCHREFFLER JOHN R
25 granted patents·1 pending application·997 citations·filing 1979–2020
97Inventor score
Files withBRIDGESTONE CORP20BRIDGESTONE CORPORTION1BRIDGESTONE FIRESTONE INC1FIRESTONE POLYMERS LLC1FIRESTONE TIRE & RUBBER CO1
Top patents by PatentIndex Score
26 records- 0198US5521309ATertiary-amino allyl-or xylyl-lithium initiators and method of preparing sameBRIDGESTONE CORP·Filed 1994·Granted May 28, 1996·164 cites·4 claims
- 0297US5496940AAlkyllithium compounds containing cyclic amines and their use in polymerizationBRIDGESTONE CORP·Filed 1995·Granted Mar 5, 1996·129 cites·1 claims
- 0396US5574109AAminoalkyllithium compounds containing cyclic amines and polymers therefromBRIDGESTONE CORP·Filed 1995·Granted Nov 12, 1996·101 cites·15 claims
- 0495US5502131AMethod of preparing polymer using allyl-and xylyl-amine containing initiatorsBRIDGESTONE CORP·Filed 1995·Granted Mar 26, 1996·93 cites·3 claims
- 0594US5932662AAminoalkyllithium compounds containing cyclic amines and polymers therefromBRIDGESTONE CORP·Filed 1996·Granted Aug 3, 1999·76 cites·10 claims
- 0693US6080835AAminoalkyllithium compounds containing cyclic amines and polymers therefromBRIDGESTONE CORP·Filed 1997·Granted Jun 27, 2000·70 cites·12 claims
- 0792US5227431ADiene polymers and copolymers jumped by partial crosslinking and terminated with a substituted imineBRIDGESTONE FIRESTONE INC·Filed 1991·Granted Jul 13, 1993·83 cites·38 claims
- 0887US5792820AAlkyllithium compounds containing cyclic amines and their use in polymerizationBRIDGESTONE CORP·Filed 1996·Granted Aug 11, 1998·34 cites·8 claims
- 0984US5274106AAmino-substituted aryllithium compounds as anionic polymerization initiatorsBRIDGESTONE CORP·Filed 1991·Granted Dec 28, 1993·31 cites·2 claims
- 1083US6046288AMethod of preparing a polymer using aliphatic solutions of aminoalkyllithium compoundsBRIDGESTONE CORP·Filed 1997·Granted Apr 4, 2000·40 cites·12 claims
- 1180US6349753B1Aminoalkyllithium compounds containing cyclic amines and polymers therefromBRIDGESTONE CORP·Filed 2000·Granted Feb 26, 2002·15 cites·20 claims
- 1278US5935893AAliphatic solutions of aminoalkyllithium compoundsBRIDGESTONE CORP·Filed 1997·Granted Aug 10, 1999·30 cites·18 claims
- 1374US5610237AAminoalkyllithium compounds containing cyclic amines and polymers therefromBRIDGESTONE CORP·Filed 1996·Granted Mar 11, 1997·25 cites·4 claims
- 1473US6451935B1Highly functionalized polymers and a process for making the sameBRIDGESTONE CORP·Filed 2000·Granted Sep 17, 2002·7 cites·18 claims
- 1569US5536801AAllyl-and xylyl-amine containing elastomers and products having reduced hysteresisBRIDGESTONE CORP·Filed 1995·Granted Jul 16, 1996·16 cites·8 claims
- 1663US6235819B1Process to scavenge amines in polymeric compounds by treatment with triazine derivatives and compositions therefromBRIDGESTONE CORP·Filed 1997·Granted May 22, 2001·17 cites·10 claims
- 1763US2011251347A1Styrene/butadiene diblock copolymer-containing blends that are not an agglomeration and a process for preparationGRAVES DANIEL F·Filed 2009·Application pending·0 cites
- 1862US9840619B2Styrene/butadiene diblock copolymer-containing blends that are not an agglomeration and a process for preparationFIRESTONE POLYMERS LLC·Filed 2015·Granted Dec 12, 2017·0 cites·10 claims
- 1961US5420219ALow-hysteresis elastomer compositions using amino-substituted aryllithium polymerization initiatorsBRIDGESTONE CORPORTION·Filed 1993·Granted May 30, 1995·10 cites·3 claims
- 2055US5436290ALow-hysteresis elastomer compositions using amino-substituted aryllithium polymerization initiatorsBRIDGESTONE CORP·Filed 1993·Granted Jul 25, 1995·7 cites·3 claims
- 2152US5519086ALow-hysteresis elastomer compositions using amino-substituted aryllithium polymerization initiatorsBRIDGESTONE CORP·Filed 1995·Granted May 21, 1996·16 cites·3 claims
- 2250US5785778AAminoalkyllithium compounds containing cyclic amines and polymers therefromBRIDGESTONE CORP·Filed 1997·Granted Jul 28, 1998·13 cites·7 claims
- 2345US5523371AFunctionalized polymer of improved hysteresis properties prepared using amino-substituted aryllithium polymerization initiatorsBRIDGESTONE CORP·Filed 1995·Granted Jun 4, 1996·12 cites·5 claims
- 2441US11857619B2Multimodal chromatography method for the purification of HIV-1 envelope glycoproteinJANSSEN VACCINES & PREVENTION BV·Filed 2020·Granted Jan 2, 2024·0 cites·14 claims
- 2539US4242493AMethod of preparing substantially pure polyhalophenoxyphosphazene homopolymers and copolymersFIRESTONE TIRE & RUBBER CO·Filed 1979·Granted Dec 30, 1980·3 cites·12 claims
- 2636US6063873AProcess to scavenge amines in polymeric compounds by treatment with triazine derivatives, and compositions therefromBRIDGESTONE CORP·Filed 1997·Granted May 16, 2000·5 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →