Inventor · Mannheim, DE

Ruediger Sens

65Patents
10h-index
85Co-inventors
81Inventor score

Filing activity: Oct 29, 1987 → Mar 27, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5719288A Pyridone dyes Chemistry; Metallurgy 103 Expired
US5738806A Thienothienylazoanilines in nonlinear optics Physics 21 Expired
US4880769A Transfer of catinic dyes in their deprotonated, electrically neutral form Emerging Cross-Sectional Technologies 20 Expired
US5696243A Diphenylamine compounds, polymers prepared therefrom and non-linear optics devices containing the same Physics 18 Expired
US5132438A Bichromophoric methine and azamethine dyes and process for transferring them Performing Operations; Transporting 17 Expired
US5306815A Azo dyes with a coupling component of the quinoline series Chemistry; Metallurgy 15 Expired
US5147845A Triazolopyridine dyes and thermal transfer of methine dyes Emerging Cross-Sectional Technologies 13 Expired
US4939118A Transfer of azo dyes having a pyridine coupling component Emerging Cross-Sectional Technologies 12 Expired
US5580980A N-aminopyridone dyes Performing Operations; Transporting 11 Expired
US5264507A Azo dye polymers Physics 10 Expired
US5401612A Polyesters containing nonlinear-optical chromophores, and the use thereof Physics 10 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
US7176255B2 Method for producing aqueous polymer dispersions containing colorants Chemistry; Metallurgy 8 Expired
US5549853A Linked azo dyes Physics 8 Expired
US5461131A Azo dye polymers Physics 8 Expired
US4999026A Transferring dyes for thermal printing: tri-cyano-vinyl aniline dyes Emerging Cross-Sectional Technologies 7 Expired
US5434231A Azo dye polymers Physics 7 Expired
US5139997A Transfer of bichromophoric cyano-containing methine dyes Emerging Cross-Sectional Technologies 7 Expired
US7670505B2 Compounds comprising 2,6-naphthyl groups Chemistry; Metallurgy 7 Active
US7074850B2 Cross-linkable polyurethane block copolymers and their use in dispersion binding agent systems Emerging Cross-Sectional Technologies 7 Expired
US4940692A Transfer of dyes Emerging Cross-Sectional Technologies 7 Expired
US5389596A Dye mixtures for dye transfer Emerging Cross-Sectional Technologies 6 Expired
US5221658A Transfer of indoaniline dyes Emerging Cross-Sectional Technologies 5 Expired
US5151506A Phenoneazo dyes Chemistry; Metallurgy 5 Expired
US4760049A Dye transfer Emerging Cross-Sectional Technologies 5 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.