Inventor · Liestal, CH

Gerd Holzle

13Patents
10h-index
9Co-inventors
57Inventor score

Filing activity: Mar 20, 1978 → May 22, 1985

Most-cited inventions

PatentTitleAreaCited byStatus
US4648992A Water-soluble phthalocyanine compounds Textiles; Paper 45 Expired
US4318883A Process for combating micro-organisms, and novel phthalocyanine compounds Emerging Cross-Sectional Technologies 39 Expired
US4166718A Process for bleaching textiles Chemistry; Metallurgy 27 Expired
US4368053A Fabric conditioning compositions containing phthalocyanine substituted with quaternary ammonium group-containing sulphonamide photoactivator Textiles; Paper 22 Expired
US4657554A Water-soluble azaphthalocyanines and their use as photoactivators in bleaching Emerging Cross-Sectional Technologies 18 Expired
US4497741A Water-soluble zinc and aluminium phthalocyanines Emerging Cross-Sectional Technologies 16 Expired
US4530924A Phthalocyanine compounds and anti-microbial use Emerging Cross-Sectional Technologies 15 Expired
US4456452A Process for bleaching textiles and for combating microorganisms with sulphonated phthalocyanine carrying halogen or pseudohalogen substituents as photoactivator Emerging Cross-Sectional Technologies 12 Expired
US4330469A Reactive dyes, processes for their manufacture and their use Textiles; Paper 11 Expired
US4394125A Process for bleaching textiles and for combating micro-organisms with sulfonated phthalocyanine of aluminum or zinc and containing halogen or cyano substituents as photoactivator Emerging Cross-Sectional Technologies 10 Expired
US4540518A Zinc and aluminum phthalocyanines Textiles; Paper 6 Expired
US4447357A Fibre-reactive azo dyestuffs containing a halotriazinyl radical and a non-reactive triazinyl radical Chemistry; Metallurgy 4 Expired
US4566874A Water-soluble zinc and aluminium phthalocyanines and use thereof as photoactivators Textiles; Paper 3 Expired

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