Klaus Konig
148Patents
22h-index
147Co-inventors
93Inventor score
Filing activity: Oct 17, 1975 → Feb 19, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5652372A | Substituted 5-alkoxy-1,2,4-triazol-3-(THI) ones | Chemistry; Metallurgy | 104 | Expired |
| US5869681A | Herbicidal sulphonylaminocarbonyltriazolinones having substituents bonded via oxygen of the formula | Chemistry; Metallurgy | 97 | Expired |
| US5710233A | Polyurethane elastomers with reduced gas permeability | Chemistry; Metallurgy | 88 | Expired |
| US5266555A | Substituted triazoles | Chemistry; Metallurgy | 83 | Expired |
| US4808691A | Polyether-polycarbonate diols and processes for their production and use | Chemistry; Metallurgy | 82 | Expired |
| US4089835A | Stable polyurethane dispersions and process for production thereof | Emerging Cross-Sectional Technologies | 64 | Expired |
| US4837359A | Process for the production of polyisocyanates with biuret structures | Chemistry; Metallurgy | 58 | Expired |
| US4388238A | Process for the preparation of N,O-disubstituted urethanes suitable as a starting material for the preparation of isocyanates | Chemistry; Metallurgy | 35 | Expired |
| US5534486A | Herbicidal sulphonylaminocarbonyl triazolinones having substituents bonded via oxygen | Chemistry; Metallurgy | 33 | Expired |
| US4388246A | Process for the preparation of polyisocyanates | Chemistry; Metallurgy | 33 | Expired |
| US4297455A | Process for the preparation of carbonic acid aryl esters of polyester-diols lengthened via carbonate groups and their use for the preparation of polyester-diol bis-diphenol carbonates and polyester/polycarbonates | Chemistry; Metallurgy | 32 | Expired |
| US4692550A | Continuous process for thermal splitting of carbamic acid esters | Chemistry; Metallurgy | 32 | Expired |
| US4177342A | Process for the preparation of polyisocyanates containing allophanate groups | Chemistry; Metallurgy | 31 | Expired |
| US4386033A | Process for the continuous thermal cleavage of carbamic acid esters and preparation of isocyanates from the products thereof | Emerging Cross-Sectional Technologies | 29 | Expired |
| US4256849A | Process for the production of cold setting foams which contain urethane groups prepared from a mixture of 4,4-diphenyl methane diisocyanate and 2,4-diphenyl methane diisocyanate | Chemistry; Metallurgy | 27 | Expired |
| US5488028A | Herbicidal sulphonylaminocarbonyltriazolinones having two substituents bonded via oxygen | Chemistry; Metallurgy | 26 | Expired |
| US5998538A | Solvent-free, two-component polyurethane adhesive systems | Chemistry; Metallurgy | 25 | Expired |
| US5300480A | Herbicidal sulphonylaminocarbonyltriazolinones having two substituents bonded via oxygen | Chemistry; Metallurgy | 25 | Expired |
| US4216298A | Process for the preparation of carbonic acid bis-diphenol esters of polyester-diols and their use for the preparation of high-molecular segmented polyester/polycarbonates which can be processed as thermoplastics | Chemistry; Metallurgy | 24 | Expired |
| US5738197A | Freewheel hub for bicycles | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US5162457A | Hot melt adhesives | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4430505A | Process for the preparation of N,O-disubstituted urethanes useful for the preparation of isocyanates | Chemistry; Metallurgy | 22 | Expired |
| US4147714A | Process for the preparation of polyisocyanates which contain biuret groups | Chemistry; Metallurgy | 21 | Expired |
| US5115073A | Rapidly crystallizing polyurethane systems | Chemistry; Metallurgy | 19 | Expired |
| US5917083A | Process for the manufacture of allophanates having isocyanate groups | Chemistry; Metallurgy | 19 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.