Rudolf Bermes
14Patents
6h-index
12Co-inventors
63Inventor score
Filing activity: Feb 21, 1973 → Dec 7, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5431723A | Use of liquid preparations of a disazo dye in the ink jet process and the diazo dye | Chemistry; Metallurgy | 18 | Expired |
| US4560745A | Preparation of dyes which contain sulfonic acid groups and have a low electrolyte content | Chemistry; Metallurgy | 12 | Expired |
| US5770708A | Preparation of phenylazonaphthalenes | Chemistry; Metallurgy | 10 | Expired |
| US4058517A | Preparation of a concentrated solution of an anionic azo dye containing a sulfonic acid group | Chemistry; Metallurgy | 9 | Expired |
| US5173086A | Concentrated aqueous solutions of 2-phenylbenzothiazoleazo dyes with mixed cations | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4804387A | Liquid black dye mixture | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4668789A | Liquid dye salts | Chemistry; Metallurgy | 4 | Expired |
| US6036760A | Use of aqueous liquid dye concentrates comprising a disazo dye in the inkjet process and also disazo dyes | Chemistry; Metallurgy | 1 | Expired |
| US6160169A | Preparation of amine salts of 4-nitrotoluene-2-sulfonic acid | Chemistry; Metallurgy | 1 | Expired |
| US5847113A | Preparation of sulfo-containing copper phthalocyanine dyes | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5424403A | Preparation of aminoazo dyes | Chemistry; Metallurgy | 0 | Expired |
| US5892105A | Preparation of amine salts of 4-nitrotoluene-2-sulfonic acid | Chemistry; Metallurgy | 0 | Expired |
| US5597905A | Preparation of benzothiazolylazoanilines | Chemistry; Metallurgy | 0 | Expired |
| US5531797A | Aqueous dye preparations containing coumarin dyes | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.