Peter M. Lange
29Patents
10h-index
54Co-inventors
78Inventor score
Filing activity: Dec 26, 1973 → Dec 22, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4427794A | Process for the preparation of bead polymers of uniform particle size by polymerization of microencapsulated monomer | Chemistry; Metallurgy | 98 | Expired |
| US4772635A | Bead-shaped crosslinked copolymers containing epoxide groups and basic amino groups, a process for their preparation and their use | Chemistry; Metallurgy | 61 | Expired |
| US6475959B1 | Method for the rheology control of fluid phases | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4952608A | Process for preparing synthetic resins having anion exchanger properties by amidomethylating a backbone polymer containing aromatic nuclei with a specially prepared N-hydroxymethyl phthalimide | Chemistry; Metallurgy | 17 | Expired |
| US5152986A | Preparation and use of ion exchange resins loaded with quinolonecarboxylic acid derivatives | Human Necessities | 16 | Expired |
| US4409421A | Process for the preparation of pure tert.-olefins | Chemistry; Metallurgy | 13 | Expired |
| US4552954A | Concentrating nikkomicin mixtures | Chemistry; Metallurgy | 13 | Expired |
| US4702744A | Process for the preparation of concentrated solutions of anionic dyestuffs and dyestuff additives by cation exchange with cation exchange resin | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4563371A | Process for preparing metallized porous solid bodies | Chemistry; Metallurgy | 12 | Expired |
| US6354218B1 | Propellant for large-caliber ammunition | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4504688A | Process for the preparation of pure alkyl tert-alkyl ethers and hydrocarbon raffinates which are largely free from isoolefins and from alkanols | Chemistry; Metallurgy | 8 | Expired |
| US4319015A | Synthetic resins based on crosslinked copolymers of monovinyl and polyvinyl compounds | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4490487A | SO.sub.3 /Imide adducts, process for their preparation and their use as sulphonating agents | Chemistry; Metallurgy | 6 | Expired |
| US3980462A | Fertilizer for long term supply of plants with chelated micronutrients | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5059306A | Process for removing pure aromatics | Chemistry; Metallurgy | 6 | Expired |
| US4705637A | Process for reducing the wash water requirement of weakly basic anion exchangers | Performing Operations; Transporting | 6 | Expired |
| US4402947A | Pesticidally active nikkomicin heavy metal salts | Chemistry; Metallurgy | 6 | Expired |
| US5012031A | Process for the preparation of tert.-olefins | Chemistry; Metallurgy | 5 | Expired |
| US4666776A | Polymers for the purification of acarbose | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4083712A | Nitrogenous fertilizer compositions | Chemistry; Metallurgy | 4 | Expired |
| US4745216A | Process for the production of polyisocyanates | Chemistry; Metallurgy | 4 | Expired |
| US4511722A | Process for preparing cyclic N-vinylacylamines | Chemistry; Metallurgy | 3 | Expired |
| US4767850A | Process for the purification of acarbose with polymers | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4988738A | Process for the preparation of bifunctional anion exchange resins, new bifunctional anion exchange resins and use thereof | Performing Operations; Transporting | 3 | Expired |
| US4943420A | Process for recovering gallium | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.