Peter Hoffmann
65Patents
6h-index
109Co-inventors
75Inventor score
Filing activity: Nov 28, 1973 → May 27, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5276097A | Coating agent based on polymers containing carboxyl groups and crosslinking agents containing epoxide groups, processes for the preparation of the coating agent and its use | Chemistry; Metallurgy | 44 | Expired |
| US5326820A | Coating agents based on hydroxyl-containing polycondensation and polyaddition products and their use | Chemistry; Metallurgy | 36 | Expired |
| US5763546A | Soluble crosslinkable copolymers based on vinyl ester, vinyl aromatic and acrylate monomers, processes for their preparation and their use in coating agents | Chemistry; Metallurgy | 34 | Expired |
| US6309969A | Copper metallization structure and method of construction | Electricity | 17 | Expired |
| US4282137A | Process for the production of polyester fibers and filaments which can be dyed in the absence of carriers and the filaments and fibers produced thereby | Textiles; Paper | 7 | Expired |
| US5483004A | Acrylate copolymer and process for the production thereof | Chemistry; Metallurgy | 6 | Expired |
| US6001947A | Coating agent based on a hydroxyl group-containing polyacrylate resin and its use in processes for producing a multicoat paint system | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4356134A | Process for the production of hydrophilic fibres and filaments of synthetic polymers | Textiles; Paper | 5 | Expired |
| US9868134B2 | Method for producing a multicoat paint system | Performing Operations; Transporting | 4 | Active |
| US4131724A | Crosslinked acrylonitrile copolymers | Textiles; Paper | 4 | Expired |
| US6496562B1 | Energy dispersion x-ray fluorescence analysis of chemical subtances | Physics | 4 | Expired |
| US5300571A | Hardenable composition based on a Michael addition product, process for its preparation and its use | Chemistry; Metallurgy | 3 | Expired |
| US9644111B2 | Polyurethane coating material composition, multi-stage coating methods | Emerging Cross-Sectional Technologies | 3 | Active |
| US4744997A | Method for producing gum candy | Human Necessities | 3 | Expired |
| US5916938A | Polyacrylate resin solutions having improved color number, and their use in coating compositions | Chemistry; Metallurgy | 3 | Expired |
| US5276104A | Copolymers containing carboxyl groups and, if appropriate, tertiary amino groups, a process for their preparation and their use in coating materials | Chemistry; Metallurgy | 3 | Expired |
| US9574089B2 | Fluorine-containing nonaqueous coating material composition, coating methods, and the use of the coating material composition | Emerging Cross-Sectional Technologies | 3 | Active |
| US9340703B2 | Polyurethane coating agent composition, multistage coating method using said coating agent compositions, and use of the coating agent compositions as clear coating or pigmented coating material, and use of the coating method for automotive repair painting and/or for coating plastics substrates and/or of commercial vehicles | Chemistry; Metallurgy | 2 | Active |
| US10508215B2 | Carboxy-functional polyether-based reaction products and aqueous basecoat materials comprising said products | Chemistry; Metallurgy | 2 | Active |
| US9340638B2 | Polyurethane coating material composition, multistage coating methods using these coating material compositions, and also the use of the coating material composition as clearcoat material and pigmented coating material, and application of the coating method for automotive refinish and/or for the coating of plastics substrates and/or of utility vehicles | Chemistry; Metallurgy | 2 | Active |
| US10131811B2 | Composition for fixing wound items | Emerging Cross-Sectional Technologies | 2 | Active |
| US10023764B2 | Zinc (1-methylimidazole)bis(2-ethylhexanoate) complex catalyzed coating material composition | Chemistry; Metallurgy | 2 | Active |
| US9139751B2 | Polyurethane coating material composition, multistage coating methods using these coating material compositions, and also the use of the coating material composition as clearcoat material and pigmented coating material, and application of the coating method for automotive refinish and/or for the coating of plastics substrates and/or of utility vehicles | Chemistry; Metallurgy | 2 | Active |
| US11958990B2 | Mixer system for producing aqueous coating materials with low VOC | Chemistry; Metallurgy | 1 | Active |
| US3941887A | Dithiobiuret derivatives used for repelling birds, rodents, leporine animals and ruminants | Human Necessities | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.