Inventor · disambiguated record
Dudley W. C. Spencer
Also filed as: SPENCER DUDLEY · SPENCER DUDLEY W · SPENCER DUDLEY W C
55 granted patents·1 pending application·2,797 citations·filing 1975–2015
99Inventor score
Top patents by PatentIndex Score
56 records- 0198US4507119ASterile docking process, apparatus and systemDU PONT·Filed 1982·Granted Mar 26, 1985·123 cites·28 claims
- 0298US4369779ASterile docking process, apparatus and systemDU PONT·Filed 1981·Granted Jan 25, 1983·138 cites·24 claims
- 0397US4753697ATotal-containment sterile process and systemDENCO INC·Filed 1987·Granted Jun 28, 1988·120 cites·31 claims
- 0497US4412835ASterile docking process, apparatus and systemDU PONT·Filed 1982·Granted Nov 1, 1983·110 cites·21 claims
- 0596US4619642ASterile, cold cut connection process, apparatus and systemDU PONT·Filed 1985·Granted Oct 28, 1986·99 cites·31 claims
- 0695US4933036ATechniques for welding thermoplastic tubesDENCO INC·Filed 1989·Granted Jun 12, 1990·87 cites·3 claims
- 0795US4793880ASterile welding of plastic tubesDENCO INC·Filed 1987·Granted Dec 27, 1988·90 cites·31 claims
- 0895US4516971ASterile docking process, apparatus and systemSPENCER DUDLEY W C·Filed 1982·Granted May 14, 1985·82 cites·21 claims
- 0995US4488961AOne-way filter unitDU PONT·Filed 1982·Granted Dec 18, 1984·89 cites·6 claims
- 1093US9950469B2Device for welding plastic tubesGENESIS BPS LLC·Filed 2015·Granted Apr 24, 2018·6 cites·20 claims
- 1192US5158630ATotal containment welding or plastic tubesDENCO INC·Filed 1990·Granted Oct 27, 1992·72 cites·31 claims
- 1292US4913756ATechniques for welding thermoplastic tubesDENCO INC·Filed 1989·Granted Apr 3, 1990·69 cites·1 claims
- 1392US4182340AHoof repairSPENCER DUDLEY W C·Filed 1977·Granted Jan 8, 1980·83 cites·7 claims
- 1490US5279685ATotal containment device for connect/disconnect of plastic tubesDENCO INC·Filed 1992·Granted Jan 18, 1994·75 cites·16 claims
- 1590US5209800ATotal containment welding of plastic tubesDENCO INC·Filed 1991·Granted May 11, 1993·94 cites·34 claims
- 1689US7398813B2Device for welding plastic tubesDENCO INC·Filed 2006·Granted Jul 15, 2008·23 cites·25 claims
- 1789US4897138ASealing of plastic tubesDENCO INC·Filed 1988·Granted Jan 30, 1990·64 cites·15 claims
- 1889US4832773ATechniques for welding thermoplastic tubesDENCO INC·Filed 1988·Granted May 23, 1989·61 cites·7 claims
- 1989US4610670ASterile connection process, apparatus and systemDU PONT·Filed 1984·Granted Sep 9, 1986·202 cites·40 claims
- 2088US9205612B2Device for welding plastic tubesGENESIS BPS LLC·Filed 2014·Granted Dec 8, 2015·6 cites·11 claims
- 2188US6637489B1Wafer for use in the selective connecting and disconnecting of plastic tubesDENCO INC·Filed 2002·Granted Oct 28, 2003·27 cites·20 claims
- 2288USD355848SPackage for a wafer for the welding and/or cutting of plastic tubesDENCO INC·Filed 1994·Granted Feb 28, 1995·33 cites·1 claims
- 2388US5156701ATotal containment welding of plastic tubesDENCO INC·Filed 1991·Granted Oct 20, 1992·71 cites·45 claims
- 2488US5141592ASterile entry/exit total containment process for closed systems using plastic tubesDENCO INC·Filed 1990·Granted Aug 25, 1992·60 cites·10 claims
- 2587US4864101AHybrid welding waferDENCO INC·Filed 1987·Granted Sep 5, 1989·58 cites·3 claims
- 2686US8066269B2Clamp locking mechanism in device for welding plastic tubesIVANSONS IVARS V·Filed 2009·Granted Nov 29, 2011·11 cites·19 claims
- 2786US5855731ASterile containment welding device for plastic tubesDENCO INC·Filed 1997·Granted Jan 5, 1999·54 cites·11 claims
- 2886US4770735ATechniques for welding thermoplastic tubesDENCO INC·Filed 1987·Granted Sep 13, 1988·52 cites·16 claims
- 2985US8708019B2Device for welding plastic tubesIVANSONS IVARS V·Filed 2009·Granted Apr 29, 2014·7 cites·5 claims
- 3084US6852231B2Spin-hemodialysis assembly and methodDENCO INC·Filed 2002·Granted Feb 8, 2005·32 cites·29 claims
- 3184US5525186AWafer for use in the selective connecting and disconnecting of plastic tubesDENCO INC·Filed 1994·Granted Jun 11, 1996·51 cites·35 claims
- 3284US5397425ATotal containment welding of plastic tubesDENCO INC·Filed 1993·Granted Mar 14, 1995·52 cites·16 claims
- 3383US5871612AWafer for use in selective connecting and disconnecting of plastic tubesDENCO INC·Filed 1997·Granted Feb 16, 1999·45 cites·8 claims
- 3482US5674333ATotal containment welding of plastic tubesDENCO INC·Filed 1995·Granted Oct 7, 1997·45 cites·11 claims
- 3581US5256229ASterile containment welding device for plastic tubesDENCO INC·Filed 1993·Granted Oct 26, 1993·49 cites·18 claims
- 3680USD357926SWafer for the welding and/or cutting of plastic tubesDENCO INC·Filed 1994·Granted May 2, 1995·24 cites·1 claims
- 3780US5244522ATotal containment welding of plastic tubesDENCO INC·Filed 1992·Granted Sep 14, 1993·44 cites·25 claims
- 3876US5248359ASterile entry/exit total containment process for closed systems using plastic tubesDENCO INC·Filed 1992·Granted Sep 28, 1993·42 cites·17 claims
- 3973US5733268AMedical tubing and containers for use in conveying medical solutions and the likeDENCO INC·Filed 1996·Granted Mar 31, 1998·25 cites·26 claims
- 4072US6132833AWafer for use in selective connecting and disconnecting of plastic tubesDENCO·Filed 1999·Granted Oct 17, 2000·32 cites·13 claims
- 4171US5928216ASurgical/medical tubing and containers for use in conveying medical solutions and the likeDENCO INC·Filed 1997·Granted Jul 27, 1999·26 cites·27 claims
- 4266US5919173AMedical tubing and containers for use in conveying medical solutions and the likeDENCO INC·Filed 1998·Granted Jul 6, 1999·19 cites·19 claims
- 4362US6071690AIonomeric modified poly-ether-ester plastic container for cryogenic fluidsDENCO INC·Filed 1998·Granted Jun 6, 2000·20 cites·16 claims
- 4457US5037395ACatheter for suppressing tunnel infectionDENCO INC·Filed 1989·Granted Aug 6, 1991·65 cites·12 claims
- 4556US6716181B2Female urinary deviceDENCO INC·Filed 2002·Granted Apr 6, 2004·14 cites·21 claims
- 4653US6814719B2Female urinary systemDENCO INC·Filed 2003·Granted Nov 9, 2004·8 cites·24 claims
- 4753US5496291AIonomeric modified poly-ether-ester plastic tube for use in conveying medical solutions and the likeFiled 1994·Granted Mar 5, 1996·34 cites·22 claims
- 4852US4116278AHorseshoe manufactureSPENCER DUDLEY W C·Filed 1977·Granted Sep 26, 1978·12 cites·16 claims
- 4951US6348049B1Surgical/medical tubing and containers for use in conveying medical solutions and the likeDENCO INC·Filed 1997·Granted Feb 19, 2002·29 cites·14 claims
- 5051US4036302AHorseshoe manufactureSPENCER DUDLEY W C·Filed 1976·Granted Jul 19, 1977·11 cites·23 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →