Inventor · disambiguated record
David R. Williams
Also filed as: WILLIAMS DAVID · WILLIAMS DAVID F · WILLIAMS DAVID L · WILLIAMS DAVID R
18 granted patents·4 pending applications·2,729 citations·filing 1976–2020
96Inventor score
Files withDURA PHARMA INC5AMERICAN CYANAMID CO2CENTAUR SCIENCES INC2ROCHE VITAMINS INC2WILLIAMS DAVID R2
Top patents by PatentIndex Score
22 records- 0195US6171335B1Heart valve prosthesisAORTECH EUROP LTD·Filed 1998·Granted Jan 9, 2001·949 cites·19 claims
- 0295US4064362AHearing protectorWILLIAMS DAVID RICHARD·Filed 1976·Granted Dec 20, 1977·108 cites·4 claims
- 0391US6692695B1Industrial scale barrier technology for preservation of sensitive biological materialsQUADRANT DRUG DELIVERY LTD·Filed 2000·Granted Feb 17, 2004·49 cites·21 claims
- 0484US5577497ADry powder inhalerDURA PHARMA INC·Filed 1993·Granted Nov 26, 1996·228 cites·24 claims
- 0584US5492112ADry powder inhalerDURA PHARMA INC·Filed 1994·Granted Feb 20, 1996·221 cites·12 claims
- 0684US5327883AApparatus for aerosolizing powdered medicine and process and usingDURA PHARMA INC·Filed 1991·Granted Jul 12, 1994·235 cites·22 claims
- 0783US5263596AMedication dispenser station sub-assemblyWILLIAMS DAVID R·Filed 1993·Granted Nov 23, 1993·168 cites·27 claims
- 0882US4758228AMedical infusion pump with sensorsCENTAUR SCIENCES INC·Filed 1986·Granted Jul 19, 1988·199 cites·12 claims
- 0978US5332124AMulti-cavity dispensing refill cartridgeCHESEBROUGH POND S USA CO A DI·Filed 1993·Granted Jul 26, 1994·41 cites·3 claims
- 1078US4856339AMedical infusion pump with sensorsCENTAUR SCIENCES INC·Filed 1988·Granted Aug 15, 1989·160 cites·10 claims
- 1177US6306345B1Industrial scale barrier technology for preservation of sensitive biological materials at ambient temperaturesUNIVERSAL PRESERVATION TECHNOLOGIES INC·Filed 1999·Granted Oct 23, 2001·58 cites·47 claims
- 1266US6055980ADry powder inhalerDURA PHARMA INC·Filed 1998·Granted May 2, 2000·107 cites·21 claims
- 1365US5277195APortable spirometerDURA PHARMA INC·Filed 1992·Granted Jan 11, 1994·114 cites·32 claims
- 1460US4936760AVolumetric infusion pumpWILLIAMS DAVID R·Filed 1989·Granted Jun 26, 1990·83 cites·21 claims
- 1554US4291026AAntibiotic BM123ν pamoate complexesAMERICAN CYANAMID CO·Filed 1979·Granted Sep 22, 1981·5 cites·12 claims
- 1646US2006084630A1Method for synthesis of beta glucansENSLEY HARRY E·Filed 2005·Application pending·0 cites
- 1745US2022298226A1Methacrylated collagenJELLAGEN LTD·Filed 2020·Application pending·0 cites
- 1842US2004148024A1Soft tissue implantFiled 2001·Application pending·0 cites
- 1942US2006228390A1Intravitreal implantWILLIAMS DAVID F·Filed 2005·Application pending·0 cites
- 2038US5814615AAntibiotic LL-E19020 Alpha1ROCHE VITAMINS INC·Filed 1991·Granted Sep 29, 1998·3 cites·3 claims
- 2130US5188945ARecovery process for antibiotics ll-e19020 alpha and betaAMERICAN CYANAMID CO·Filed 1991·Granted Feb 23, 1993·1 cites·12 claims
- 2227US5814613AAntibiotic LL-E19020 gammaROCHE VITAMINS INC·Filed 1991·Granted Sep 29, 1998·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →