Inventor · disambiguated record
Karl D. Sears
Also filed as: SEARS KARL · SEARS KARL D · SEARS KARL DAVID
24 granted patents·4 pending applications·524 citations·filing 1972–2011
97Inventor score
Top patents by PatentIndex Score
28 records- 0194US6855182B2Lignocellulose fiber composite with soil conditionersRAYONIER PROD & FNCL SERV CO·Filed 2002·Granted Feb 15, 2005·53 cites·41 claims
- 0293US6620293B2Crossed-linked pulp and method of making sameRAYONIER INC·Filed 2001·Granted Sep 16, 2003·54 cites·34 claims
- 0393USD262438SCombined dispensing container and capAMERICAN CYANAMID CO·Filed 1979·Granted Dec 29, 1981·56 cites·1 claims
- 0492US6730249B2Methods of making composites containing cellulosic pulp fibersUS AGRICULTURE·Filed 2001·Granted May 4, 2004·56 cites·44 claims
- 0592US6270883B1Composites containing cellulosic pulp fibers and methods of making and using the sameUS AGRICULTURE·Filed 1998·Granted Aug 7, 2001·85 cites·44 claims
- 0689US4514960AIn-package insecticidal bait preparation utilizing microwave energyAMERICAN CYANAMID CO·Filed 1982·Granted May 7, 1985·24 cites·5 claims
- 0788US8497410B2Method for making absorbent productsLEITHEM PHYLLIS·Filed 2011·Granted Jul 30, 2013·16 cites·19 claims
- 0888US7288167B2Cross-linked pulp sheetRAYONIER TRS HOLDINGS INC·Filed 2006·Granted Oct 30, 2007·13 cites·20 claims
- 0985US4399275APreparation of highly reactive celluloseITT·Filed 1982·Granted Aug 16, 1983·29 cites·9 claims
- 1080US5776308AMethod of softening pulp and pulp products produced by sameRAYONIER RESEARCH CENTER·Filed 1996·Granted Jul 7, 1998·43 cites·28 claims
- 1175US7018511B2Crossed-linked pulp and method of making sameRAYONIER PRODUCTS & FINANCIAL·Filed 2002·Granted Mar 28, 2006·11 cites·18 claims
- 1274US7195695B2Cross-linked cellulose fibers and method of making sameRAYONIER PRODUCTS & FINANCIAL·Filed 2003·Granted Mar 27, 2007·12 cites·49 claims
- 1372US3932488AEtherification of bark extracts and condensed tanninsITT·Filed 1974·Granted Jan 13, 1976·13 cites·12 claims
- 1462US6835828B2Alkylene oxide modified hardwood celluloseRAYONIER INC·Filed 2003·Granted Dec 28, 2004·5 cites·15 claims
- 1557US8247641B2Absorbent products and methods of preparation thereofLEITHEM PHYLLIS·Filed 2001·Granted Aug 21, 2012·3 cites·5 claims
- 1657US5858172AMethod of softening pulp and pulp products produced by sameRAYONIER INC·Filed 1997·Granted Jan 12, 1999·14 cites·20 claims
- 1755US3970691AEtherification of bark extractsITT·Filed 1972·Granted Jul 20, 1976·4 cites·2 claims
- 1853US4002457ASoil conditioners and fertilizers from spent sulfite liquorITT·Filed 1976·Granted Jan 11, 1977·6 cites·10 claims
- 1948US5169931ANitrite-oxidized lignosulfonates and method of making the same and use of these as dispersantsITT RAYONIER INC·Filed 1991·Granted Dec 8, 1992·10 cites·25 claims
- 2044US3966708AAminated sulfite derivatives of coniferous barksITT·Filed 1972·Granted Jun 29, 1976·4 cites·9 claims
- 2143US2005045290A1Method for making chemically cross-linked cellulosic fiber in the sheet formFiled 2004·Application pending·0 cites
- 2243US2005245159A1Breathable barrier composite with hydrophobic cellulosic fibersCHMIELEWSKI HARRY J·Filed 2005·Application pending·0 cites
- 2341US3984225ASoil conditioners and fertilizers from spent sulfite liquorITT·Filed 1974·Granted Oct 5, 1976·6 cites·10 claims
- 2440US2004177935A1Method for making chemically cross-linked cellulosic fiber in the sheet formFiled 2003·Application pending·0 cites
- 2539US2003050472A1Alkylene oxide modified hardwood celluloseRAYONIER INC·Filed 2001·Application pending·0 cites
- 2637US5589030AMethod for preparing vanillin from old newsprintRHONE POULENC INC·Filed 1994·Granted Dec 31, 1996·6 cites·9 claims
- 2726US7919667B1Absorbent products and methods of preparation thereofRAYONIER TRS HOLDINGS INC·Filed 1999·Granted Apr 5, 2011·1 cites·2 claims
- 2826US4064166AEtherification of bark extractsITT·Filed 1976·Granted Dec 20, 1977·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →