Volker Bach
39Patents
7h-index
40Co-inventors
69Inventor score
Filing activity: Nov 25, 1988 → Feb 12, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5719288A | Pyridone dyes | Chemistry; Metallurgy | 103 | Expired |
| US5332520A | Liquid-crystalline polymers of virtually uniform molecular weight | Chemistry; Metallurgy | 20 | Expired |
| US5132438A | Bichromophoric methine and azamethine dyes and process for transferring them | Performing Operations; Transporting | 17 | Expired |
| US5338445A | Module for a reactor for anaerobic waste water treatment | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5403363A | Dye mixtures containing azo dyes having a coupling component from the diaminopyridine series | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5212027A | Monomers and their use for the production of a laser-optical recording element which can be repeatedly erased and recorded on | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5376150A | Use of pyridine dyes in the textile sector, dye mixtures with pyridine dyes, and triazolopyridine dyes having a thienyl radical | Performing Operations; Transporting | 9 | Expired |
| US5187248A | Monomers and their use for the production of a laser-optical recording element which can be repeatedly erased and recorded on | Chemistry; Metallurgy | 7 | Expired |
| US5139997A | Transfer of bichromophoric cyano-containing methine dyes | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4940692A | Transfer of dyes | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4983324A | Pyrrolo[1,2-b]azines | Physics | 7 | Expired |
| US5608041A | Azo dyestuffs containing a diazo component from the aniline series and coupling component from the triazolopyridine series | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5417882A | Liquid-crystalline compounds | Chemistry; Metallurgy | 6 | Expired |
| US5101035A | Merocyanine-like thiazole dyes and thermal transfer thereof | Chemistry; Metallurgy | 5 | Expired |
| US5151506A | Phenoneazo dyes | Chemistry; Metallurgy | 5 | Expired |
| US5393308A | Mixtures of azo dyes for navy to black shades | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5221658A | Transfer of indoaniline dyes | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5158928A | Azo dyes for thermotransfer printing | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6537331B1 | Dye preparations containing azo dyes | Textiles; Paper | 4 | Expired |
| US5187298A | Monomers and their use for the production of a laser-optical recording element which can be repeatedly erased and recorded on | Physics | 4 | Expired |
| US5620756A | Production of a ferroelectric or antiferroelectric or ferrielectric order in liquid crystals which solidify in a glass-like manner | Chemistry; Metallurgy | 3 | Expired |
| US5310942A | Pyridone dyes and thermal transfer thereof | Chemistry; Metallurgy | 3 | Expired |
| US5225548A | Indophenol dyes and thermal transfer thereof | Performing Operations; Transporting | 2 | Expired |
| US5312926A | Indonaphthol dyes and thermal transfer thereof | Performing Operations; Transporting | 2 | Expired |
| US5281572A | Bichromorphic methine and azamethine dyes and process for transferring them | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.