Inventor · disambiguated record
Peter Dilling
Also filed as: DILLING PETER
44 granted patents·863 citations·filing 1974–1998
98Inventor score
Files withWESTVACO CORP44
Top patents by PatentIndex Score
44 records- 0196US4131564ALignin-containing dye dispersing compositionWESTVACO CORP·Filed 1978·Granted Dec 26, 1978·30 cites·2 claims
- 0296US4001202AProcess for making sulfonated lignin surfactantsWESTVACO CORP·Filed 1975·Granted Jan 4, 1977·39 cites·7 claims
- 0395US4521336AProcess for preparing lignosulfonatesWESTVACO CORP·Filed 1984·Granted Jun 4, 1985·33 cites·10 claims
- 0494US4184866ASustained release pesticide compositions and process for making sameWESTVACO CORP·Filed 1975·Granted Jan 22, 1980·33 cites·2 claims
- 0593US4244728ACross-linked lignin gelsWESTVACO CORP·Filed 1976·Granted Jan 13, 1981·58 cites·5 claims
- 0691US4355996AAzo dye reduction improvement of ligninWESTVACO CORP·Filed 1981·Granted Oct 26, 1982·25 cites·10 claims
- 0790US4740591ALignin by-products of paper-making processWESTVACO CORP·Filed 1987·Granted Apr 26, 1988·50 cites·10 claims
- 0890US4244729ASustained release pesticide compositions and process for making sameWESTVACO CORP·Filed 1976·Granted Jan 13, 1981·22 cites·2 claims
- 0989US4551151ADyestuff composition: disperse or vat dye and lignin sulphonateWESTVACO CORP·Filed 1984·Granted Nov 5, 1985·20 cites·20 claims
- 1088US4891070ALignin amine salt as binder for aqueous printing ink compositionWESTVACO CORP·Filed 1987·Granted Jan 2, 1990·37 cites·6 claims
- 1188US4007004ADyestuff filler derived from kraft black liquorWESTVACO CORP·Filed 1974·Granted Feb 8, 1977·20 cites·9 claims
- 1287US4764597AMethod for methylolation of lignin materialsWESTVACO CORP·Filed 1987·Granted Aug 16, 1988·38 cites·6 claims
- 1387US4612051AWater-based printing ink compositions containing a lignin acetate binderWESTVACO CORP·Filed 1985·Granted Sep 16, 1986·43 cites·5 claims
- 1485US4797157AAmine salts of lignosulfonatesWESTVACO CORP·Filed 1988·Granted Jan 10, 1989·42 cites·6 claims
- 1584US4892588AProduction of lignosulfonate additivesWESTVACO CORP·Filed 1988·Granted Jan 9, 1990·29 cites·5 claims
- 1683US3957524ACationic bituminous emulsionsWESTVACO CORP·Filed 1974·Granted May 18, 1976·21 cites·6 claims
- 1782US4732572AAmine salts of sulfomethylated ligninWESTVACO CORP·Filed 1985·Granted Mar 22, 1988·16 cites·7 claims
- 1881US4670482AAmmonium lignosulfonatesWESTVACO CORP·Filed 1985·Granted Jun 2, 1987·27 cites·6 claims
- 1980US4740590AMethod for preparing low electrolyte sodium lignosulfonatesWESTVACO CORP·Filed 1986·Granted Apr 26, 1988·14 cites·16 claims
- 2075US4751247AAmine salts of lignosulfonatesWESTVACO CORP·Filed 1987·Granted Jun 14, 1988·11 cites·6 claims
- 2175US4338091AProcess for lowering the viscosity of sulfonated ligninsWESTVACO CORP·Filed 1981·Granted Jul 6, 1982·18 cites·10 claims
- 2271US4590262ALow electrolyte sodium lignosulfonatesWESTVACO CORP·Filed 1984·Granted May 20, 1986·15 cites·10 claims
- 2370US5049661ASulfonation of ligninsWESTVACO CORP·Filed 1989·Granted Sep 17, 1991·16 cites·8 claims
- 2470US4629469AHumectant composition derived from kraft black liquorWESTVACO CORP·Filed 1985·Granted Dec 16, 1986·9 cites·14 claims
- 2569US5989299AMixtures of amine modified lignin with sulfonated lignin for disperse dyeWESTVACO CORP·Filed 1998·Granted Nov 23, 1999·15 cites·10 claims
- 2669US5972047AAmine modified sulfonated lignin for disperse dyeWESTVACO CORP·Filed 1998·Granted Oct 26, 1999·42 cites·11 claims
- 2769US4546173ASelective crosslinking of low molecular weight sulfonated lignins and lignosulfate products produced therebyWESTVACO CORP·Filed 1984·Granted Oct 8, 1985·12 cites·14 claims
- 2869US4534771ASelective crosslinking of low molecular weight sulfonated lignins and lignosulfate products produced therebyWESTVACO CORP·Filed 1984·Granted Aug 13, 1985·12 cites·21 claims
- 2967US5043432ASulfonation of ligninsWESTVACO CORP·Filed 1989·Granted Aug 27, 1991·14 cites·2 claims
- 3064US4642336AAmmonium lignosulfonatesWESTVACO CORP·Filed 1984·Granted Feb 10, 1987·11 cites·8 claims
- 3163US4743268ADispersant composition for azo dyestuffs contaminated with soluble copper impuritiesWESTVACO CORP·Filed 1986·Granted May 10, 1988·6 cites·13 claims
- 3263US4636224AAmmonium lignosulfonatesWESTVACO CORP·Filed 1985·Granted Jan 13, 1987·12 cites·7 claims
- 3360US4454066AReduction of lignin colorWESTVACO CORP·Filed 1982·Granted Jun 12, 1984·11 cites·6 claims
- 3457US5749926AMethod of preparing high activity sulfonated lignin dye dispersantsWESTVACO CORP·Filed 1996·Granted May 12, 1998·14 cites·11 claims
- 3556US4892587ALignosulfonate additive-containing carbon black compositionsWESTVACO CORP·Filed 1988·Granted Jan 9, 1990·16 cites·4 claims
- 3650US5013825ASulfation of ligninWESTVACO CORP·Filed 1990·Granted May 7, 1991·7 cites·9 claims
- 3748US5755830AMethod of preparing high activity sulfonated lignin dye dispersantsWESTVACO CORP·Filed 1996·Granted May 26, 1998·8 cites·13 claims
- 3847US5980589AHigh activity sulfonated lignin dye dispersantsWESTVACO CORP·Filed 1996·Granted Nov 9, 1999·4 cites·7 claims
- 3947US5043434AOleum sulfonation of ligninsWESTVACO CORP·Filed 1989·Granted Aug 27, 1991·5 cites·6 claims
- 4040US4721778AAmmonium lignosulfonatesWESTVACO CORP·Filed 1985·Granted Jan 26, 1988·3 cites·6 claims
- 4139US4486346AColor reduction process for non-sulfonated ligninWESTVACO CORP·Filed 1983·Granted Dec 4, 1984·2 cites·9 claims
- 4234US5043433AOleum sulfonation of ligninsWESTVACO CORP·Filed 1989·Granted Aug 27, 1991·1 cites·2 claims
- 4330US4748235AMethod of producing improved amine salts of lignosulfonatesWESTVACO CORP·Filed 1987·Granted May 31, 1988·1 cites·6 claims
- 4430US4715864ALignosulfonate salts for use as dyestuff additivesWESTVACO CORP·Filed 1986·Granted Dec 29, 1987·1 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →