Peter D. Schmitt
16Patents
8h-index
31Co-inventors
72Inventor score
Filing activity: May 26, 1983 → Oct 8, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4518522A | Blocked polyisocyanates with improved storage stability | Chemistry; Metallurgy | 26 | Expired |
| US5510443A | Process for preparing a coating with improved resistance to yellowing and the resulting coating | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4439593A | Polyurethane compositions with improved storage stability | Chemistry; Metallurgy | 23 | Expired |
| US7452525B1 | Polyurethane dispersions based on polycarbonate polyols and suitable for use in personal care products | Chemistry; Metallurgy | 17 | Active |
| US5504178A | One-component coating compositions containing oxime- or lactam-blocked polyisocyanates which have improved resistance to yellowing | Emerging Cross-Sectional Technologies | 16 | Expired |
| US7445770B2 | Polyurethane dispersions for use in personal care products | Chemistry; Metallurgy | 13 | Active |
| US6328995A | Stable vitamin and/or carotenoid products in powder form and process for their production | Human Necessities | 11 | Expired |
| US4677180A | Polyurethane compositions with improved storage stability | Chemistry; Metallurgy | 8 | Expired |
| US8114938B2 | Polyurethane dispersions for use in personal care products | Chemistry; Metallurgy | 8 | Active |
| US5652301A | Aqueous polyurea dispersions and their use for preparing coatings with excellent hydrolytic and thermal stability | Chemistry; Metallurgy | 5 | Expired |
| US5733967A | Aqueous polyurethane dispersions and their use for preparing coatings with excellent hydrolytic and thermal stability | Chemistry; Metallurgy | 4 | Expired |
| US6005122A | Preparation of .alpha.-tocopherol or .alpha.-tocopheryl acetate by reacting trimethylhydroquinone and phytol or isophytol, with recycling of the zinc halide condensation catalyst | Performing Operations; Transporting | 4 | Expired |
| US5202406A | High solids, chip resistant polyurethane coating made from ketoxime blocked polyisocyanate and cyclohexane dicarboxylic acid polyester | Chemistry; Metallurgy | 3 | Expired |
| US5989677A | Viscose plush | Emerging Cross-Sectional Technologies | 1 | Expired |
| US8034322B2 | Polyurethane dispersions based on polycarbonate polyols and suitable for use in personal care products | Chemistry; Metallurgy | 1 | Active |
| US6784303B2 | Method for continuously acylating chromanol ester derivatives | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.