Lothar Puppe
46Patents
14h-index
80Co-inventors
84Inventor score
Filing activity: Jul 25, 1975 → Jan 12, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4439409A | Crystalline aluminosilicate PSH-3 and its process of preparation | Mechanical Engineering; Lighting; Heating | 318 | Expired |
| US5998504A | Colloidal metal oxides having blocked isocyanate groups | Chemistry; Metallurgy | 42 | Expired |
| US6271292A | Organic-inorganic hybrid materials | Chemistry; Metallurgy | 41 | Expired |
| US6051051A | Binder-free molecular sieve zeolite granules which contain zeolites of the type lithium zeolite A and lithium zeolite X | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5085840A | Process for the reduction of nitrogen oxides contained in exhaust gases | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4913850A | Process for the removal of iodine and organic iodine compounds from gases and vapors using silver-containing zeolite of the faujasite type | Performing Operations; Transporting | 23 | Expired |
| US5962358A | Binder-free molecular sieve zeolite granules which contain zeolites of the type lithium zeolite A and lithium zeolite X | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6387269B1 | Membrane for separating fluids | Performing Operations; Transporting | 21 | Expired |
| US5338861A | Process for the preparation of N-substituted lactams | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4946659A | Process for the reduction of the nitrogen oxides in exhaust gases using a zeolite-containing catalyst | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5656066A | Adsorptive oxygen enrichment of air with mixtures of molecular sieve zeolites | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4254062A | Separation process | Chemistry; Metallurgy | 18 | Expired |
| US5075084A | Process for the removal of iodine and iodine compounds from hydrogen-containing gases and vapors | Performing Operations; Transporting | 17 | Expired |
| US4359565A | Vinylsilicone pastes for dental impression | Physics | 16 | Expired |
| US4950312A | Silica-bound calcium-containing zeolite a granulate | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4960943A | Process for the preparation of phenylketones etherified in the 4-position | Chemistry; Metallurgy | 12 | Expired |
| US5885331A | Process for the adsorption of nitrogen from gas mixtures by means of pressure swing adsorption with zeolites | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4220567A | Stabilizing pigmented lacquers with zeolites | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6004378A | Oxygen enrichment process | Chemistry; Metallurgy | 6 | Expired |
| US5098448A | Process for the production of molecular sieve granulates | Performing Operations; Transporting | 6 | Expired |
| US4007253A | Production of synthetic zeolite of faujasite structure | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4950817A | Process for the preparation of 4,4'-dihalobiphenyls | Chemistry; Metallurgy | 5 | Expired |
| US5072017A | Process for the preparation of P-substituted O-benzylphenols | Chemistry; Metallurgy | 4 | Expired |
| US6964600B2 | High selectivity colloidal silica slurry | Chemistry; Metallurgy | 3 | Expired |
| US5068434A | Process for the preparation of N-alkylated anilines | Chemistry; Metallurgy | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.