Klaus Kuhlein
33Patents
11h-index
80Co-inventors
78Inventor score
Filing activity: Nov 4, 1975 → Mar 24, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6603038B1 | Method for producing catalysts containing metal nanoparticles on a porous support, especially for gas phase oxidation of ethylene and acetic acid to form vinyl acetate | Performing Operations; Transporting | 171 | Expired |
| US5532396A | Metallocene compound | Emerging Cross-Sectional Technologies | 70 | Expired |
| US6074979A | Polybetaine-stabilized, palladium-containing nanoparticles, a process for preparing them and also catalysts prepared from them for producing vinyl acetate | Performing Operations; Transporting | 39 | Expired |
| US5741868A | Olefin polymerization process by using a substituted indenyl containing metallocene catalyst | Emerging Cross-Sectional Technologies | 37 | Expired |
| US4500437A | Water soluble copolymers for use in fracture-acidizing of wells | Emerging Cross-Sectional Technologies | 35 | Expired |
| US6268522A | Catalyst, process for its production and its use for preparing vinyl acetate | Chemistry; Metallurgy | 25 | Expired |
| US4576973A | Copolymer, process for its preparation and its use as a sorbent | Performing Operations; Transporting | 18 | Expired |
| US6987200B2 | Process for producing catalysts comprising nanosize metal particles on a porous support, in particular for the gas-phase oxidation of ethylene and acetic acid to give vinyl acetate | Performing Operations; Transporting | 17 | Expired |
| US4585845A | Phosphonic acid cross-linked hydrophilic copolymers | Chemistry; Metallurgy | 17 | Expired |
| US6849243B1 | Catalysts for the gas-phase oxidation of ethylene and acetic acid to vinyl acetate, a process for producing them and their use | Chemistry; Metallurgy | 16 | Expired |
| US4552905A | Copolymer, a process for its preparation and its use as a sorbent | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4743666A | Water-soluble copolymers with pendant phosphonic, sulphonic and amide groups | Chemistry; Metallurgy | 11 | Expired |
| US4522997A | Crosslinking agents for water-swellable polymers | Chemistry; Metallurgy | 10 | Expired |
| US4486350A | Process for the preparation of sulphur dyestuffs of the phthalocyanine series | Chemistry; Metallurgy | 9 | Expired |
| US6372687B1 | Supported catalysts having a high sintering stability and a process for producing them | Performing Operations; Transporting | 9 | Expired |
| US4386935A | Process for producing discharge reserve prints on textile materials with amino-azo-benzene dyes | Textiles; Paper | 7 | Expired |
| US5128370A | Furans and lactones from sterptomycetes and the use thereof | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4420308A | Process for the production of reserve effects on polyester textiles and polyester/cellulose mixed fibre textiles: discharge printing with disperse azo dye with alkyl or alkoxy carbonyl, cyand and hydroxy phenyl group | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4551513A | Water soluble copolymers | Chemistry; Metallurgy | 5 | Expired |
| US4079145A | Certain pyrrolidone derivatives and pharmaceutical use thereof | Chemistry; Metallurgy | 3 | Expired |
| US4096274A | Pyrrolidones and process for their manufacture | Chemistry; Metallurgy | 2 | Expired |
| US4329503A | Process for the preparation of 2-amino-4-nitrophenol | Chemistry; Metallurgy | 2 | Expired |
| US5744021A | 2-alkylmercapto-4-(trifluoromethyl)benzoic esters and a process for their preparation | Chemistry; Metallurgy | 2 | Expired |
| US5096905A | Basic cleavage products of elaiophylin and elaiophylin derivatives and use thereof | Chemistry; Metallurgy | 2 | Expired |
| US4517370A | Process for preparing 2-chlorobenzoxazoles | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.