Bernhard Schulz
12Patents
6h-index
33Co-inventors
66Inventor score
Filing activity: Jan 26, 1976 → Dec 12, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4105855A | Manufacture of symmetrical carotenoids | Chemistry; Metallurgy | 37 | Expired |
| US4435427A | Stable injectable .beta.-carotene micellar solutions and their preparation | Human Necessities | 22 | Expired |
| US4182731A | Preparation of aqueous solutions or fine aqueous dispersions of polyenyltriarylphosphonium salts | Chemistry; Metallurgy | 12 | Expired |
| US4127455A | Manufacture of symmetrical carotenoids | Chemistry; Metallurgy | 8 | Expired |
| US4804786A | Preparation of 4-monoacetals of 2-methylbut-2-ene-1,4-dial | Chemistry; Metallurgy | 8 | Expired |
| US4191692A | Manufacture of tocopherol | Chemistry; Metallurgy | 6 | Expired |
| US6005122A | Preparation of .alpha.-tocopherol or .alpha.-tocopheryl acetate by reacting trimethylhydroquinone and phytol or isophytol, with recycling of the zinc halide condensation catalyst | Performing Operations; Transporting | 4 | Expired |
| US5382732A | 2,5-bis(1,1-dialkoxy-2-propyl)-2,5-dihydrofurans, the preparation thereof and the use thereof for the preparation of carotenoids | Chemistry; Metallurgy | 2 | Expired |
| US5300658A | 2,5-bis(1,1-dialkoxy-2-propyl)-2,5-dihydrofurans, the preparation thereof and the use thereof for the preparation of carotenoids | Chemistry; Metallurgy | 1 | Expired |
| US4206153A | Treatment of methanolic-aqueous residues from syntheses employing triphenylphosphonium salts | Chemistry; Metallurgy | 1 | Expired |
| US5773635A | Preparation of polyenecarbonyl compounds having a high content of the all-E isomer, and of their acetals or ketals | Chemistry; Metallurgy | 0 | Expired |
| US4843171A | 1,1-dialkoxy-2-methyl-4,4-diacyloxy-2-butenes | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.