Inventor · disambiguated record
William Charles Walker
Also filed as: WALKER WILLIAM · WALKER WILLIAM C · WALKER WILLIAM CHARLES
28 granted patents·707 citations·filing 1976–2012
97Inventor score
Files withDU PONT14WALKER WILLIAM C4BALBOA PACIFIC CORP3INT ENVIRONMENTAL SOLUTIONS2BERTRAM KAREN MEYER1
Top patents by PatentIndex Score
28 records- 0196US4759300AMethod and apparatus for the pyrolysis of waste productsBALBOA PACIFIC CORP·Filed 1987·Granted Jul 26, 1988·136 cites·10 claims
- 0294US6619214B2Method and apparatus for treatment of wasteBERTRAM KAREN MEYER·Filed 2001·Granted Sep 16, 2003·83 cites·10 claims
- 0389US5653183APyrolytic waste treatment systemBALBOA PACIFIC CORP·Filed 1994·Granted Aug 5, 1997·60 cites·14 claims
- 0489US5472762AMethod and apparatus for making a pile article and the products thereofDU PONT·Filed 1993·Granted Dec 5, 1995·41 cites·7 claims
- 0587US7454816B2Stretch break method, apparatus and productDU PONT·Filed 2005·Granted Nov 25, 2008·8 cites·10 claims
- 0687US7100246B1Stretch break method and productDU PONT·Filed 2000·Granted Sep 5, 2006·19 cites·24 claims
- 0785US5547732AMethod and apparatus for making a pile article and the products thereofDU PONT·Filed 1995·Granted Aug 20, 1996·35 cites·40 claims
- 0885US5501250AMethod for deleting and reintroducing yarns to a textile processDU PONT·Filed 1994·Granted Mar 26, 1996·38 cites·10 claims
- 0983US7832343B2Pyrolyzer with dual processing shaftsINT ENVIRONMENTAL SOLUTIONS·Filed 2007·Granted Nov 16, 2010·16 cites·10 claims
- 1082US7559121B2Stretch break method and productDU PONT·Filed 2005·Granted Jul 14, 2009·5 cites·16 claims
- 1179US5868085APyrolytic waste treatment systemBALBOA PACIFIC CORP·Filed 1997·Granted Feb 9, 1999·36 cites·8 claims
- 1279US5498459AMethod and apparatus for making a pile article and the products thereofDU PONT·Filed 1995·Granted Mar 12, 1996·30 cites·15 claims
- 1378US7267871B2Stretch break method and productDU PONT·Filed 2005·Granted Sep 11, 2007·7 cites·17 claims
- 1477US4978508AMethod and apparatus for soil decontaminationPACIFIC RESOURCE RECOVERY CORP·Filed 1988·Granted Dec 18, 1990·51 cites·4 claims
- 1576US6323145B1Rapid fabric forming for penetration resistant fabricDU PONT·Filed 1998·Granted Nov 27, 2001·40 cites·19 claims
- 1673US4130045AString instrument tuning systemWALKER WILLIAM C·Filed 1977·Granted Dec 19, 1978·18 cites·11 claims
- 1767US6579815B1Rapid fabric formingDU PONT·Filed 2000·Granted Jun 17, 2003·10 cites·15 claims
- 1866US9050756B2Method of making a helmetTRENTACOSTA JOSEPH D·Filed 2012·Granted Jun 9, 2015·2 cites·12 claims
- 1960US4224726AHot melt carpet seam rollerWALKER WILLIAM C·Filed 1979·Granted Sep 30, 1980·19 cites·12 claims
- 2058US6203636B1Method of imparting a graphic design to a substrateDU PONT·Filed 1998·Granted Mar 20, 2001·17 cites·11 claims
- 2157US6107220ARapid fabric formingDU PONT·Filed 1997·Granted Aug 22, 2000·14 cites·25 claims
- 2249US7621225B2Method and apparatus for treatment of wasteINT ENVIRONMENTAL SOLUTIONS·Filed 2002·Granted Nov 24, 2009·7 cites·10 claims
- 2348US7122118B2Apparatus for treatment of contaminated liquidsOED OCCTECH LTD·Filed 2001·Granted Oct 17, 2006·5 cites·8 claims
- 2447US7349756B2Method for control of yarn processing equipmentDU PONT·Filed 2003·Granted Mar 25, 2008·3 cites·24 claims
- 2536US8895138B2Impact resistant composite articleSAUER BRYAN BENEDICT·Filed 2009·Granted Nov 25, 2014·0 cites·19 claims
- 2636USRE36372EMethod and apparatus for making a pile article and the products thereofDU PONT·Filed 1997·Granted Nov 2, 1999·2 cites·40 claims
- 2736USD249806SStoveWALKER WILLIAM C·Filed 1977·Granted Oct 3, 1978·1 cites·1 claims
- 2834US4062265AString instrument tuning systemWALKER WILLIAM C·Filed 1976·Granted Dec 13, 1977·4 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →