Inventor · Hamburg, DE

Hermann Schafer

10Patents
6h-index
14Co-inventors
63Inventor score

Filing activity: Mar 22, 1976 → Dec 18, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US4218543A Rim process for the production of elastic moldings Emerging Cross-Sectional Technologies 231 Expired
US4065410A Polyurethane foams having an integral skin using a mixture of polyols as the chain extender Emerging Cross-Sectional Technologies 62 Expired
US4797320A Composite plastic moldings and a process for their production Emerging Cross-Sectional Technologies 28 Expired
US4442236A Process for the production of molded articles Chemistry; Metallurgy 14 Expired
US4777187A Process for the production of molded articles, mixtures of isocyanate reactive compounds suitable therefor and the molded articles obtained by the process Chemistry; Metallurgy 10 Expired
US4188356A Method and an apparatus for the production of a foam-forming reaction mixture or homogeneous material-forming reaction mixture and for the subsequent introduction thereof into a cavity Emerging Cross-Sectional Technologies 9 Expired
US5534624A 1,3,5-triazine-2,4,6-tris-alkylaminocarboxylic acid amino esters, biocidal agents containing such esters, and methods of preparing them Chemistry; Metallurgy 3 Expired
US5776934A Use of 1,3,5-triazine-2,4,6-tris-alkylaminocarboxylic acid derivatives as biocidal agents in aqueous systems and cooling lubricants comprising these Human Necessities 1 Expired
US5961435A Folding device Performing Operations; Transporting 0 Expired
US11833709B2 Stave, wooden barrel with staves, and method for producing staves Performing Operations; Transporting 0 Active

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