Inventor · disambiguated record
William B. Dragan
Also filed as: DRAGAN WILLIAM B · DRAGAN WILLIAM BASIL
81 granted patents·9 pending applications·3,421 citations·filing 1975–2022
99Inventor score
Top patents by PatentIndex Score
90 records- 0197US4492576ADental syringe and method of packaging and dispensing a dental materialDRAGAN WILLIAM B·Filed 1982·Granted Jan 8, 1985·90 cites·14 claims
- 0295US6585511B2Dental material container with porous flow through applicatorCENTRIX INC·Filed 2001·Granted Jul 1, 2003·48 cites·15 claims
- 0395USD315956SDental syringe tipDRAGAN WILLIAM B·Filed 1989·Granted Apr 2, 1991·42 cites·1 claims
- 0495US4619613ABulk dental syringeDRAGAN WILLIAM B·Filed 1984·Granted Oct 28, 1986·73 cites·23 claims
- 0595US4198756AManual extruderDRAGAN WILLIAM B·Filed 1977·Granted Apr 22, 1980·72 cites·3 claims
- 0694US6328715B1Unit dose low viscosity material dispensing systemFiled 1999·Granted Dec 11, 2001·85 cites·9 claims
- 0794USD292825SDental tipDRAGAN WILLIAM B·Filed 1985·Granted Nov 17, 1987·39 cites·1 claims
- 0894USD289682SDental nozzle tipDRAGAN WILLIAM B·Filed 1984·Granted May 5, 1987·35 cites·1 claims
- 0994US4457712ADental syringeDRAGAN WILLIAM B·Filed 1981·Granted Jul 3, 1984·69 cites·4 claims
- 1093US8535056B2Dental bite blockDRAGAN WILLIAM B·Filed 2011·Granted Sep 17, 2013·32 cites·11 claims
- 1193US7195483B2Method and device for the retraction and hemostasis of tissue during crown and bridge proceduresCENTRIX INC·Filed 2005·Granted Mar 27, 2007·27 cites·22 claims
- 1293USD458456SDouble ended applicatorCENTRIX INC·Filed 2001·Granted Jun 11, 2002·57 cites·1 claims
- 1392US6869419B2Unit dose low viscosity material dispensing system including syringe with breachCENTRIX INC·Filed 2001·Granted Mar 22, 2005·48 cites·11 claims
- 1492US6059570ADental container type applicatorCENTRIX INC·Filed 1998·Granted May 9, 2000·128 cites·12 claims
- 1592USD359119SNeedle tube dental syringe tipCENTRIX INC·Filed 1993·Granted Jun 6, 1995·40 cites·1 claims
- 1691US4682950ADevice and method of bonding and veneering dental material to a toothDRAGAN WILLIAM B·Filed 1985·Granted Jul 28, 1987·68 cites·10 claims
- 1790US7241143B2Preloaded dental dam and method for gingival tissue retractionCENTRIX INC·Filed 2006·Granted Jul 10, 2007·23 cites·16 claims
- 1890US5172807ACement mixing capsuleCENTRIX INC·Filed 1991·Granted Dec 22, 1992·135 cites·20 claims
- 1989US6890177B2Method and device for the retraction and hemostasis of tissue during crown and bridge proceduresCENTRIX INC·Filed 2002·Granted May 10, 2005·51 cites·14 claims
- 2089US6634051B1Disposable dental applicatorCENTRIX INC·Filed 2000·Granted Oct 21, 2003·49 cites·19 claims
- 2188US7189075B2Method and device for the retraction and hemostasis of tissue during crown and bridge proceduresCENTRIX INC·Filed 2005·Granted Mar 13, 2007·14 cites·20 claims
- 2288US4654027AVascular dilating deviceDRAGAN WILLIAM B·Filed 1985·Granted Mar 31, 1987·235 cites·22 claims
- 2387US6957958B2Unit dose applicator with material chamberCENTRIX INC·Filed 2003·Granted Oct 25, 2005·58 cites·19 claims
- 2487US5150495ADisposable dental brushCENTRIX INC·Filed 1991·Granted Sep 29, 1992·111 cites·4 claims
- 2586US5306147ADental syringe and cartridge thereforDRAGAN WILLIAM B·Filed 1993·Granted Apr 26, 1994·104 cites·10 claims
- 2686US4472141AAll purpose dental syringeDRAGAN WILLIAM B·Filed 1981·Granted Sep 18, 1984·189 cites·45 claims
- 2785US6261094B1Dental capsule for placement of ultra-high viscosity dental composite materialCENTRIX INC·Filed 2000·Granted Jul 17, 2001·48 cites·17 claims
- 2884US8470905B2Gingival tissue retraction device and methodDRAGAN WILLIAM B·Filed 2011·Granted Jun 25, 2013·6 cites·3 claims
- 2984US4963093ADental syringe tip and syringe holder thereforDRAGAN WILLIAM B·Filed 1989·Granted Oct 16, 1990·66 cites·11 claims
- 3084US4704087ARetainerless matrix bandDRAGAN WILLIAM B·Filed 1986·Granted Nov 3, 1987·68 cites·6 claims
- 3184USD247367SDental face bow bite forkDRAGAN WILLIAM B·Filed 1977·Granted Feb 28, 1978·17 cites·1 claims
- 3283US6929475B1Pre-dosed applicator and applicator systemCENTRIX INC·Filed 2002·Granted Aug 16, 2005·32 cites·9 claims
- 3383USD500410SDisposable flocked applicatorCENTRIX INC·Filed 2004·Granted Jan 4, 2005·24 cites·1 claims
- 3483US6379152B1Dental capsule for placement of ultra-high viscosity dental composite materialCENTRIX INC·Filed 2000·Granted Apr 30, 2002·39 cites·7 claims
- 3582USD353673SCombined dental syringe tip and a sealing capCENTRIX INC·Filed 1992·Granted Dec 20, 1994·23 cites·1 claims
- 3681US7942669B2Gingival tissue retraction device and methodCENTRIX INC·Filed 2007·Granted May 17, 2011·3 cites·9 claims
- 3781USD460822SDental material placement and applicator deviceCENTRIX INC·Filed 2000·Granted Jul 23, 2002·20 cites·1 claims
- 3881US5676543AGum tissue retraction device and methodCENTRIX INC·Filed 1995·Granted Oct 14, 1997·76 cites·21 claims
- 3980USD504948SDental material placement and applicator deviceCENTRIX INC·Filed 2004·Granted May 10, 2005·24 cites·1 claims
- 4080USD329142SDental brush handleCENTRIX INC·Filed 1990·Granted Sep 8, 1992·21 cites·1 claims
- 4180US5083921ADental syringe tipDRAGAN WILLIAM B·Filed 1990·Granted Jan 28, 1992·80 cites·14 claims
- 4277US8182264B2Dental unilateral bite blockDRAGAN WILLIAM B·Filed 2010·Granted May 22, 2012·5 cites·16 claims
- 4377US4768954ASyringe tipDRAGAN WILLIAM B·Filed 1986·Granted Sep 6, 1988·48 cites·1 claims
- 4476US7341452B2Dental material container with porous flow through applicatorCENTRIX INC·Filed 2005·Granted Mar 11, 2008·3 cites·6 claims
- 4576US6988892B2Dental material container with porous flow through applicatorCENTRIX INC·Filed 2003·Granted Jan 24, 2006·19 cites·5 claims
- 4676USD489535SDisposable flocked applicatorCENTRIX INC·Filed 2002·Granted May 11, 2004·17 cites·1 claims
- 4776USD461247SCombined applicator device and discharge nozzle for dental material placementCENTRIX INC·Filed 2000·Granted Aug 6, 2002·18 cites·1 claims
- 4876US5871355ADental mixing capsule for dispensing a multiple component dental materialCENTRIX INC·Filed 1997·Granted Feb 16, 1999·64 cites·8 claims
- 4976US4569662ABulk cartridge for packaging and dispensing a dental materialDRAGAN WILLIAM B·Filed 1984·Granted Feb 11, 1986·118 cites·1 claims
- 5075US7882588B2Disposable dental applicatorCENTRIX INC·Filed 2003·Granted Feb 8, 2011·17 cites·5 claims
Showing the top 50 of 90 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →