Inventor · Haan, DE

Rolf Puchta

20Patents
10h-index
28Co-inventors
71Inventor score

Filing activity: Aug 6, 1975 → Feb 3, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US4003841A Coated stabilized bleach activators, process and washing compositions Emerging Cross-Sectional Technologies 73 Expired
US4610799A Washing additive in paste form containing an activator for per compounds, and package therefor Chemistry; Metallurgy 57 Expired
US4726908A Agglomeration process including a heating step for making a free-flowing granulate Chemistry; Metallurgy 40 Expired
US4642197A Process for the production of a washing additive in tablet form Chemistry; Metallurgy 34 Expired
US4236320A Method and apparatus for conditioning and drying laundry Textiles; Paper 31 Expired
US4877556A Cleaning compositions containing an alcohol and fatty acid ester and their use in the pretreatment of fabrics Chemistry; Metallurgy 27 Expired
US4167594A Combined laundry finishing treatment agent package and method Textiles; Paper 18 Expired
US4814095A After-wash treatment preparation based on layer silicate Chemistry; Metallurgy 14 Expired
US4526694A Acid-containing product for the treatment of moist wash in the mechanical clothes drier Emerging Cross-Sectional Technologies 11 Expired
US4931063A Process for the pretreatment of soiled fabrics Chemistry; Metallurgy 11 Expired
US4776965A Aqueous concentrated fabric softener Textiles; Paper 9 Expired
US4243391A Process for bleaching textiles in the mechanical laundry drier Textiles; Paper 9 Expired
US4851140A Aqueous liquid fabric treatment preparation Textiles; Paper 7 Expired
US4839075A Fabric-softening detergent Chemistry; Metallurgy 6 Expired
US4183981A Laundry finishing treatment rope and method Emerging Cross-Sectional Technologies 6 Expired
US4938889A Storable bleach mixture having improved dissolving power Chemistry; Metallurgy 5 Expired
US4629574A Ready-to-use fabric softener concentrate Chemistry; Metallurgy 4 Expired
US4752408A Process for coating fabric care preparations Emerging Cross-Sectional Technologies 3 Expired
US5399271A Preparation for treating washed laundry in a tumble dryer Emerging Cross-Sectional Technologies 2 Expired
US6121227A Liquid detergent Chemistry; Metallurgy 2 Expired

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