Peter Claassen
23Patents
10h-index
36Co-inventors
75Inventor score
Filing activity: Jul 25, 1978 → Jun 13, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4413202A | Transducer with a flexible sensor element for measurement of mechanical values | Emerging Cross-Sectional Technologies | 60 | Expired |
| US4216403A | Monoaxially oriented piezoelectric polymer transducer for measurement of mechanical values on bodies | Emerging Cross-Sectional Technologies | 57 | Expired |
| US4404854A | Transducer device for measuring mechanical values on hollow bodies | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4391147A | Transducer device for measuring mechanical values on hollow bodies | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4194401A | Transducer for measuring the internal pressure in pipes | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US4425800A | Means for ascertaining the internal pressure in a pressure pipe system | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US6133345A | Process for preparing pulverulent polymers by drying aqueous polymer dispersions | Chemistry; Metallurgy | 14 | Expired |
| US6291573A | Preparation of polymer powders | Chemistry; Metallurgy | 13 | Expired |
| US4441044A | Transducer with a piezoelectric sensor element | Physics | 13 | Expired |
| US4399706A | Pressure indicator for measurement of hot pressure mediums | Physics | 13 | Expired |
| US6063498A | Sterile nonwovens bonded using polyurethane dispersions | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4296635A | Transducer device for measuring the internal pressure in pipes | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4457180A | Pressure measuring device | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7754804B2 | Aqueous dispersions of hydrosoluble polymerisates of ethylenically unsaturated anionic monomers, method for the production and use thereof | Chemistry; Metallurgy | 5 | Active |
| US5733944A | Aqueous polymer dispersions | Chemistry; Metallurgy | 4 | Expired |
| US6080803A | Preparing coarse polymer dispersions | Chemistry; Metallurgy | 3 | Expired |
| US5763521A | Preparation of an aqueous polymer dispersion | Chemistry; Metallurgy | 3 | Expired |
| US6444729B1 | Process for preparing pulverulent polymers by drying aqueous polymer dispersions | Chemistry; Metallurgy | 3 | Expired |
| US4467433A | Device for determining a trigger point on an electric signal with given amplitude distribution over time | Physics | 3 | Expired |
| US4752523A | Consolidated impregnated web and process | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6767646B2 | Polymer dispersion for impregnating paper | Emerging Cross-Sectional Technologies | 0 | Expired |
| US9228045B2 | Method for preparing a latex from a chlorinated vinylic polymer | Performing Operations; Transporting | 0 | Active |
| US8623952B2 | Method for preparing a latex from a chlorinated vinylic polymer | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.