Inventor · Reinach, CH

Alfred Berger

10Patents
6h-index
4Co-inventors
51Inventor score

Filing activity: Sep 21, 1973 → Oct 19, 1978

Most-cited inventions

PatentTitleAreaCited byStatus
US4059423A Process for the preparation of expansible beads Chemistry; Metallurgy 66 Expired
US4071468A Wetting and anti-foaming agents, and process for removing foam from aqueous systems Emerging Cross-Sectional Technologies 24 Expired
US4203396A Barrel engine with rocking ball drive Mechanical Engineering; Lighting; Heating 24 Expired
US4092266A Process for removing foam from aqueous systems and composition useful therein Emerging Cross-Sectional Technologies 20 Expired
US4123378A Stain removing agents and process for cleaning and optionally dyeing textile material Emerging Cross-Sectional Technologies 16 Expired
US4063916A Process of making glass beads from liquid medium feedstock Chemistry; Metallurgy 15 Expired
US4137251A Anionic araliphatic compounds Emerging Cross-Sectional Technologies 5 Expired
US4132525A Process for dyeing materials which contain synthetic fibres using polyadducts of propylene oxide and polyhydric alcohols Textiles; Paper 2 Expired
US4200585A Acid esters of propylene oxide poly-adducts Chemistry; Metallurgy 1 Expired
US3958931A Wool dyeing with epihalohydrin or chloroacetamide quarternized polyglycolamine assisted dye solution Emerging Cross-Sectional Technologies 0 Expired

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