Inventor · disambiguated record
Richard G. Sinclair
Also filed as: SINCLAIR RICHARD G
31 granted patents·5,719 citations·filing 1975–2001
98Inventor score
Files withBIOPAK TECHNOLOGY LTD6CHRONOPOL INC5ECOPOL LLC4EXXON PRODUCTION RESEARCH CO3GOODYEAR TIRE & RUBBER3
Top patents by PatentIndex Score
31 records- 0199US4057537ACopolymers of L-(-)-lactide and epsilon caprolactoneGULF OIL CORP·Filed 1975·Granted Nov 8, 1977·264 cites·6 claims
- 0299US4045418ACopolymers of D,L-lactide and epsilon caprolactoneGULF OIL CORP·Filed 1975·Granted Aug 30, 1977·243 cites·12 claims
- 0398US5834582ADegradable polymer compositionCHRONOPOL INC·Filed 1996·Granted Nov 10, 1998·281 cites·96 claims
- 0498US5502158ADegradable polymer compositionECOPOL LLC·Filed 1992·Granted Mar 26, 1996·420 cites·73 claims
- 0598US5444113AEnd use applications of biodegradable polymersECOPOL LLC·Filed 1993·Granted Aug 22, 1995·1.6k cites·22 claims
- 0698US4716964AUse of degradable ball sealers to seal casing perforations in well treatment fluid diversionEXXON PRODUCTION RESEARCH CO·Filed 1986·Granted Jan 5, 1988·490 cites·5 claims
- 0798US4526695AComposition for reducing the permeability of subterranean formationsEXXON PRODUCTION RESEARCH CO·Filed 1983·Granted Jul 2, 1985·244 cites·5 claims
- 0898US4387769AMethod for reducing the permeability of subterranean formationsEXXON PRODUCTION RESEARCH CO·Filed 1981·Granted Jun 14, 1983·335 cites·11 claims
- 0997US6323307B1Degradation control of environmentally degradable disposable materialsCARGILL DOW POLYMERS LLC·Filed 1995·Granted Nov 27, 2001·288 cites·5 claims
- 1097US5760118AEnd use applications of biodegradable polymersCHRONOPOL INC·Filed 1995·Granted Jun 2, 1998·137 cites·10 claims
- 1197US5252642ADegradable impact modified polyactic acidBIOPAK TECHNOLOGY LTD·Filed 1990·Granted Oct 12, 1993·168 cites·31 claims
- 1297US5180765ABiodegradable packaging thermoplastics from lactidesBIOPAK TECHNOLOGY LTD·Filed 1990·Granted Jan 19, 1993·208 cites·110 claims
- 1396US5216050ABlends of polyactic acidBIOPAK TECHNOLOGY LTD·Filed 1990·Granted Jun 1, 1993·448 cites·13 claims
- 1495US6740731B2Degradation control of environmentally degradable disposable materialsCARGILL DOW POLYMERS LLC·Filed 2001·Granted May 25, 2004·71 cites·159 claims
- 1594US4098980ANon-aqueous dispersion polymerization of conjugated diolefinsGOODYEAR TIRE & RUBBER·Filed 1976·Granted Jul 4, 1978·57 cites·25 claims
- 1693US5424346ABiodegradable replacement of crystal polystyreneECOPOL LLC·Filed 1994·Granted Jun 13, 1995·72 cites·18 claims
- 1790US5319107AMethod to produce cyclic estersBIOPAK TECHNOLOGY LTD·Filed 1992·Granted Jun 7, 1994·46 cites·166 claims
- 1889US4385164ABlock copolymer dispersion stabilizer and aqueous dispersion polymerization therewithGOODYEAR TIRE & RUBBER·Filed 1979·Granted May 24, 1983·48 cites·11 claims
- 1988US4665136AProcess for producing novel block alkylene polycarbonate copolymersAIR PROD & CHEM·Filed 1986·Granted May 12, 1987·41 cites·25 claims
- 2087US6025458ADegradable polydioxaneone-based materialsCHRONOPOL INC·Filed 1998·Granted Feb 15, 2000·38 cites·24 claims
- 2181US4961872ACalcium hypochlorite tabletsDRACKETT CO·Filed 1989·Granted Oct 9, 1990·44 cites·7 claims
- 2281US4698415AMethod for the preparation of polyarylene sulfide with aqueous polyethylene glycol mixtureIDEMITSU PETROCHEMICAL CO·Filed 1986·Granted Oct 6, 1987·28 cites·18 claims
- 2369US5274127ALactide production from dehydration of aqueous lactic acid feedBIOPAK TECHNOLOGY LTD·Filed 1990·Granted Dec 28, 1993·26 cites·13 claims
- 2467US5332839ACatalytic production of lactide directly from lactic acidBIOPAK TECHNOLOGY LTD·Filed 1990·Granted Jul 26, 1994·24 cites·18 claims
- 2564US6027677AFilms containing poly(hydroxy acid)sCHRONOPOL INC·Filed 1995·Granted Feb 22, 2000·26 cites·10 claims
- 2659US5556895ADegradable polydioxaneone-based materialsECOPOL LLC·Filed 1995·Granted Sep 17, 1996·13 cites·15 claims
- 2758US4060511APigmented, particulate powder coating compositionGOODYEAR TIRE & RUBBER·Filed 1976·Granted Nov 29, 1977·15 cites·23 claims
- 2857US4800066AEnd of life indicator for automatic toilet cleaning devicesDRACKETT CO·Filed 1986·Granted Jan 24, 1989·18 cites·8 claims
- 2950US4633929AMethod for producing metal castingsAIR PROD & CHEM·Filed 1985·Granted Jan 6, 1987·11 cites·18 claims
- 3049US5801223ADegradable polydioxaneone-based materialsFiled 1995·Granted Sep 1, 1998·8 cites·35 claims
- 3138US5767222ADegradable polydioxaneone-based materialsCHRONOPOL INC·Filed 1993·Granted Jun 16, 1998·2 cites·113 claims
Join the waitlist — get patent alerts
Get an alert when Richard G. Sinclair files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →