Rolf Henn
13Patents
8h-index
31Co-inventors
68Inventor score
Filing activity: Mar 30, 1990 → Sep 15, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5525636A | Expandable styrene polymers | Chemistry; Metallurgy | 27 | Expired |
| US5340916A | Polyoxypropylene-polyols and polyoxypropylene-polyoxyethylene-polyols containing hydroxyl groups | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4996103A | Composite elements having improved resistance against stress cracking corrosion, most preferably for low temperature housing compartments | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5496864A | Expandable styrene polymers | Chemistry; Metallurgy | 13 | Expired |
| US5498640A | Expandable thermoplastic polymers containing organic boron-silicon compounds, and a process for their preparation | Chemistry; Metallurgy | 12 | Expired |
| US5880166A | Expandable styrene polymers | Chemistry; Metallurgy | 11 | Expired |
| US5552450A | Production of rigid polyurethane foams | Chemistry; Metallurgy | 10 | Expired |
| US5192813A | Preparation of hard foams containing urethane groups or urethane and isocyanurate groups by polyisocyanate polyaddition, and polyoxyalkylene-polyols which are suitable therefor | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5525637A | Expandable styrene polymers | Chemistry; Metallurgy | 7 | Expired |
| US5464881A | Expandable styrene polymers of high heat resistance | Chemistry; Metallurgy | 3 | Expired |
| US5563178A | Expandable styrene polymers of high heat resistance | Chemistry; Metallurgy | 1 | Expired |
| US5429798A | Deodorization of used foam moldings, in particular fish crates | Chemistry; Metallurgy | 0 | Expired |
| US8536398B2 | Method for purifying supply flows containing aromates by means of zeolites | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.