Raymond E. Hoff
29Patents
16h-index
8Co-inventors
70Inventor score
Filing activity: Oct 24, 1974 → Nov 13, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4530912A | Polymerization catalyst and method | Chemistry; Metallurgy | 94 | Expired |
| US4041224A | Catalyst, method and polymerization processes | Chemistry; Metallurgy | 84 | Expired |
| US4530913A | Polymerization catalyst and method | Chemistry; Metallurgy | 43 | Expired |
| US4374753A | Polymerization catalyst and method | Chemistry; Metallurgy | 41 | Expired |
| US4218345A | Olefin polymerization catalyst of chromium and process of preparing it | Chemistry; Metallurgy | 40 | Expired |
| US4206297A | Polymerization catalysts and methods | Emerging Cross-Sectional Technologies | 37 | Expired |
| US5198399A | Polymerization catalyst and method | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4263171A | Polymerization catalyst | Chemistry; Metallurgy | 30 | Expired |
| US4634744A | Method of catalyst deactivation | Electricity | 26 | Expired |
| US4359403A | Polymerization catalyst and method | Chemistry; Metallurgy | 25 | Expired |
| US4173548A | Ethylene polymerization catalyst and method | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4478988A | Polymerization method | Chemistry; Metallurgy | 21 | Expired |
| US4402861A | Polymerization catalyst and method | Chemistry; Metallurgy | 21 | Expired |
| US4383119A | Organomagnesium compounds | Chemistry; Metallurgy | 20 | Expired |
| US4499198A | Polymerization catalysts and methods | Chemistry; Metallurgy | 19 | Expired |
| US4016343A | Tetravalent chromium alkoxide polymerization catalyst and method | Chemistry; Metallurgy | 18 | Expired |
| US4446288A | Polymerization method | Chemistry; Metallurgy | 16 | Expired |
| US4268418A | Polymerization catalyst | Chemistry; Metallurgy | 15 | Expired |
| US4544646A | Olefin polymerization catalyst and method | Chemistry; Metallurgy | 12 | Expired |
| US4578440A | Polymerization catalyst and method | Chemistry; Metallurgy | 10 | Expired |
| US5298579A | Olefin polymerization process | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5006619A | Polymerization catalyst and method | Chemistry; Metallurgy | 7 | Expired |
| US4490514A | High-temperature ethylene polymerization and copolymerization using dialuminoxane cocatalysts | Chemistry; Metallurgy | 7 | Expired |
| US4262102A | Polymerization with sublimed chromium catalyst | Emerging Cross-Sectional Technologies | 7 | Expired |
| US3986983A | Catalyst and method of polymerizing | Chemistry; Metallurgy | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.