Inventor · disambiguated record
Leigh E. Walker
Also filed as: WALKER LEIGH · WALKER LEIGH E
34 granted patents·888 citations·filing 1975–2009
98Inventor score
Top patents by PatentIndex Score
34 records- 0198US5438034AQuaternary ammonium carbonate compositions and preparation thereofLONZA AG·Filed 1993·Granted Aug 1, 1995·93 cites·28 claims
- 0294US5833741AWaterproofing and preservative compositons for woodLONZA AG·Filed 1997·Granted Nov 10, 1998·95 cites·16 claims
- 0393US6989459B2In situ process for preparing quaternary ammonium bicarbonates and quaternary ammonium carbonatesLONZA AG·Filed 2004·Granted Jan 24, 2006·26 cites·12 claims
- 0491US6572788B2Amine oxide wood preservativesLONZA AG·Filed 2001·Granted Jun 3, 2003·33 cites·20 claims
- 0591US6527981B1Azole/amine oxide preservativesLONZA AG·Filed 2000·Granted Mar 4, 2003·52 cites·34 claims
- 0691US6448279B1Isothiazolone/amine oxide wood preservativesLONZA AG·Filed 2000·Granted Sep 10, 2002·30 cites·38 claims
- 0791US6340384B1Copper/amine oxide wood preservativesLONZA AG·Filed 2000·Granted Jan 22, 2002·43 cites·26 claims
- 0889US6485790B2Methods for enhancing penetration of wood preservativesLONZA AG·Filed 2001·Granted Nov 26, 2002·47 cites·21 claims
- 0989US6087303AQuaternary ammonium carboxylate and borate compositions and preparation thereofLONZA AG·Filed 1997·Granted Jul 11, 2000·33 cites·3 claims
- 1089US5700841AQuaternary ammonium carboxylate and borate compositions and preparation thereofLONZA AG·Filed 1996·Granted Dec 23, 1997·28 cites·3 claims
- 1187US6375727B1Amine oxide/iodine containing blends for wood preservationLONZA AG·Filed 2000·Granted Apr 23, 2002·33 cites·23 claims
- 1285US5891921AQuaternary ammonium carboxylate and borate compositions and preparation thereofLONZA AG·Filed 1996·Granted Apr 6, 1999·38 cites·3 claims
- 1385US5523487AQuaternary ammonium carbonate compositions and preparation thereofLONZA AG·Filed 1995·Granted Jun 4, 1996·23 cites·8 claims
- 1482US6508869B2Boron compound/amine oxide compositionsLONZA AG·Filed 2001·Granted Jan 21, 2003·32 cites·26 claims
- 1580US6090855AQuaternary ammonium carbonate compositions and preparation thereofLONZA AG·Filed 1996·Granted Jul 18, 2000·16 cites·23 claims
- 1680US5641726AQuaternary ammonium carboxylate and borate compositions and preparation thereofLONZA AG·Filed 1993·Granted Jun 24, 1997·28 cites·10 claims
- 1780US4806581AGraft polymers of polymerizable monomers and olefin polymersOCCIDENTAL CHEM CO·Filed 1987·Granted Feb 21, 1989·28 cites·61 claims
- 1878US6784307B2In situ process for preparing quaternary ammonium bicarbonates and quaternary ammonium carbonatesLONZA AG·Filed 2002·Granted Aug 31, 2004·7 cites·38 claims
- 1977US4537933ABlends of polyolefin graft polymers and ASA polymersOCCIDENTAL CHEM CO·Filed 1983·Granted Aug 27, 1985·26 cites·24 claims
- 2076US5399762AQuaternary ammonium hydroxide compositions and preparation thereofLONZA AG·Filed 1993·Granted Mar 21, 1995·16 cites·15 claims
- 2174US7057070B1Method of preparing quaternary ammonium hydroxide and quaternary ammonium carbonate in an aminoalcohol solventLONZA AG·Filed 2003·Granted Jun 6, 2006·6 cites·16 claims
- 2274US5855817AWaterproofing and preservative compositions and preparation thereofLONZA AG·Filed 1997·Granted Jan 5, 1999·33 cites·88 claims
- 2373US4661549AGraft polymers of polymerizable monomers and olefin polymersOCCIDENTAL CHEM CO·Filed 1983·Granted Apr 28, 1987·18 cites·91 claims
- 2470US4195137AMethod of preparing vinyl halide polymers and copolymers with polyolefinsHOOKER CHEMICALS PLASTICS CORP·Filed 1977·Granted Mar 25, 1980·14 cites·5 claims
- 2569US4536545AGraft polymers of polymerizable monomers and olefin polymersOCCIDENTAL CHEM CO·Filed 1983·Granted Aug 20, 1985·21 cites·7 claims
- 2667US4605704AGraft polymers of polymerizable monomers and olefin polymersOCCIDENTAL CHEM CO·Filed 1983·Granted Aug 12, 1986·16 cites·9 claims
- 2757US5760088AQuaternary ammonium hydroxide compositions and preparation thereofLONZA AG·Filed 1996·Granted Jun 2, 1998·6 cites·10 claims
- 2857US4007235AMethod of preparing vinyl halide polymers and copolymers with polyolefinsHOOKER CHEMICALS PLASTICS CORP·Filed 1975·Granted Feb 8, 1977·7 cites·11 claims
- 2955US4562229ABlends of polyolefin graft polymers and SMA polymersOCCIDENTAL CHEM CO·Filed 1983·Granted Dec 31, 1985·12 cites·14 claims
- 3052US4587297ABlends of polyolefin-vinyl chloride graft polymers and condensation polymersOCCIDENTAL CHEM CO·Filed 1983·Granted May 6, 1986·11 cites·23 claims
- 3149US8530064B2Mold-inhibiting method and composition comprising dehydroacetic acid or salt thereofJIANG XIAO·Filed 2009·Granted Sep 10, 2013·1 cites·8 claims
- 3248US5559155AQuaternary ammonium hydroxide compositions and preparation thereofLONZA AG·Filed 1994·Granted Sep 24, 1996·8 cites·7 claims
- 3346US4067928AMethod of preparing vinyl halide polymers and copolymers with polyolefinsHOOKER CHEMICALS PLASTICS CORP·Filed 1976·Granted Jan 10, 1978·4 cites·58 claims
- 3443US4060677AProcess for molecular weight lowering of vinyl halide polymers employing saturated carbon to carbon bonded aldehydesHOOKER CHEMICALS PLASTICS CORP·Filed 1976·Granted Nov 29, 1977·4 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →