Gerhard Heilig
7Patents
4h-index
10Co-inventors
50Inventor score
Filing activity: Aug 16, 1990 → Oct 22, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6346587B1 | Method for the production of partially fluorinated fluoropolymers | Chemistry; Metallurgy | 21 | Expired |
| US5028636A | Liquid polyisocyanate mixtures, a process for their preparation, and their use in the preparation of polyurethane foams | Chemistry; Metallurgy | 10 | Expired |
| US5084485A | Process for the production of rigid foams containing urethane and predominantly isocyanurate groups and their use as insulating materials | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5223549A | Process for the production of rigid polyurethane foams | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6887420B2 | Non-stick coated molds | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5962542A | Process for producing hydrocarbon-blown hard polyurethane foams | Chemistry; Metallurgy | 2 | Expired |
| US6509387B1 | Process for preparing rigid foamed materials containing urethane groups | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.