Peter Dilling
44Patents
14h-index
16Co-inventors
78Inventor score
Filing activity: Feb 25, 1974 → May 26, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4244728A | Cross-linked lignin gels | Human Necessities | 36 | Expired |
| US4740591A | Lignin by-products of paper-making process | Chemistry; Metallurgy | 35 | Expired |
| US4612051A | Water-based printing ink compositions containing a lignin acetate binder | Chemistry; Metallurgy | 27 | Expired |
| US4001202A | Process for making sulfonated lignin surfactants | Chemistry; Metallurgy | 26 | Expired |
| US4131564A | Lignin-containing dye dispersing composition | Chemistry; Metallurgy | 25 | Expired |
| US4184866A | Sustained release pesticide compositions and process for making same | Human Necessities | 22 | Expired |
| US4764597A | Method for methylolation of lignin materials | Textiles; Paper | 21 | Expired |
| US4521336A | Process for preparing lignosulfonates | Textiles; Paper | 21 | Expired |
| US4891070A | Lignin amine salt as binder for aqueous printing ink composition | Textiles; Paper | 21 | Expired |
| US4355996A | Azo dye reduction improvement of lignin | Chemistry; Metallurgy | 20 | Expired |
| US4797157A | Amine salts of lignosulfonates | Textiles; Paper | 19 | Expired |
| US3957524A | Cationic bituminous emulsions | Chemistry; Metallurgy | 17 | Expired |
| US5972047A | Amine modified sulfonated lignin for disperse dye | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4670482A | Ammonium lignosulfonates | Chemistry; Metallurgy | 16 | Expired |
| US4244729A | Sustained release pesticide compositions and process for making same | Human Necessities | 14 | Expired |
| US4551151A | Dyestuff composition: disperse or vat dye and lignin sulphonate | Chemistry; Metallurgy | 12 | Expired |
| US4007004A | Dyestuff filler derived from kraft black liquor | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4740590A | Method for preparing low electrolyte sodium lignosulfonates | Chemistry; Metallurgy | 10 | Expired |
| US4892588A | Production of lignosulfonate additives | Chemistry; Metallurgy | 10 | Expired |
| US4590262A | Low electrolyte sodium lignosulfonates | Chemistry; Metallurgy | 9 | Expired |
| US4732572A | Amine salts of sulfomethylated lignin | Textiles; Paper | 9 | Expired |
| US4546173A | Selective crosslinking of low molecular weight sulfonated lignins and lignosulfate products produced thereby | Textiles; Paper | 8 | Expired |
| US4629469A | Humectant composition derived from kraft black liquor | Chemistry; Metallurgy | 8 | Expired |
| US4642336A | Ammonium lignosulfonates | Chemistry; Metallurgy | 8 | Expired |
| US4636224A | Ammonium lignosulfonates | Emerging Cross-Sectional Technologies | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.