Michael Witt
17Patents
6h-index
29Co-inventors
66Inventor score
Filing activity: Nov 9, 1992 → Jan 16, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5229429A | Expandable styrene polymers containing carbon dioxide as blowing agent | Chemistry; Metallurgy | 32 | Expired |
| US5905096A | Continuous production process of expandable styrene polymer beads | Chemistry; Metallurgy | 32 | Expired |
| US5290819A | Preparation of bead-form expandable styrene polymers | Chemistry; Metallurgy | 15 | Expired |
| US5258415A | Expandable styrene polymers containing carbon dioxide as blowing agent | Chemistry; Metallurgy | 15 | Expired |
| US5498640A | Expandable thermoplastic polymers containing organic boron-silicon compounds, and a process for their preparation | Chemistry; Metallurgy | 12 | Expired |
| US5596045A | Expandable styrene polymers containing recycled material | Emerging Cross-Sectional Technologies | 10 | Expired |
| US8012389B2 | Method for producing wood fibre composite products | Chemistry; Metallurgy | 5 | Active |
| US5585410A | Bead-form, expandable styrene polymers having a reduced internal water content, and their preparation | Chemistry; Metallurgy | 4 | Expired |
| US9511508B2 | Method for producing wood fibre pellets | Performing Operations; Transporting | 2 | Active |
| US5698603A | Expandable styrene polymers containing recycled material | Chemistry; Metallurgy | 1 | Expired |
| US5616624A | Preparation of bead-form expandable styrene polymers having improved expandability | Chemistry; Metallurgy | 1 | Expired |
| US10150227B2 | Method for producing wood fibre pellets | Performing Operations; Transporting | 0 | Active |
| US8283389B2 | Methods of manufacture of polylactic acid foams | Chemistry; Metallurgy | 0 | Active |
| US11253829B2 | Process for producing solid particles | Performing Operations; Transporting | 0 | Active |
| US11168173B2 | Polymerizable composition | Chemistry; Metallurgy | 0 | Active |
| US5429798A | Deodorization of used foam moldings, in particular fish crates | Chemistry; Metallurgy | 0 | Expired |
| US5561170A | Preparation of expandable thermoplastic polymers by post-impregnation | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.