Robert K. Rosen
48Patents
19h-index
64Co-inventors
84Inventor score
Filing activity: Sep 8, 1987 → May 12, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4925673A | Delivery systems for pharmacological agents encapsulated with proteinoids | Human Necessities | 497 | Expired |
| US5919983A | Highly soluble olefin polymerization catalyst activator | Chemistry; Metallurgy | 441 | Expired |
| US5374696A | Addition polymerization process using stabilized reduced metal catalysts | Emerging Cross-Sectional Technologies | 144 | Expired |
| USRE35862E | Delivery systems for pharmacological agents encapsulated with proteinoids | General | 126 | Expired |
| US5470993A | Titanium(II) or zirconium(II) complexes and addition polymerization catalysts therefrom | Chemistry; Metallurgy | 118 | Expired |
| US5189192A | Process for preparing addition polymerization catalysts via metal center oxidation | Emerging Cross-Sectional Technologies | 103 | Expired |
| US6013819A | Reduced oxidaton state group 4 metal complexes, addition polymerization catalysts, and polymerization process | Emerging Cross-Sectional Technologies | 63 | Expired |
| US5703257A | Synthesis of cyclopentadienyl metal coordination complexes from metal hydrocarbyloxides | Emerging Cross-Sectional Technologies | 57 | Expired |
| US6074977A | Olefin addition polymerization catalyst composition | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5347024A | Preparation of addition polymerization catalysts via Lewis acid mitigated metal center oxidation | Chemistry; Metallurgy | 44 | Expired |
| US5486632A | Group 4 metal diene complexes and addition polymerization catalysts therefrom | Emerging Cross-Sectional Technologies | 43 | Expired |
| US10256507B1 | Constrained electrode assembly | Emerging Cross-Sectional Technologies | 34 | Active |
| US6121185A | Highly soluble olefin polymerization catalyst activator | Chemistry; Metallurgy | 32 | Expired |
| US5494874A | Homogenous, stabilized, reduced metal addition polymerization catalysts, process for preparation and method of use | Emerging Cross-Sectional Technologies | 29 | Expired |
| US5763547A | Supported catalyst complexes for olefin in polymerization | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5539068A | Group 4, metal-conjugated diene metallocyclopentene complexes, and addition polymerization catalysts therefrom | Emerging Cross-Sectional Technologies | 28 | Expired |
| US11128020B2 | Electrode assembly, secondary battery, and method of manufacture | Emerging Cross-Sectional Technologies | 26 | Active |
| US5532394A | Addition polymerization catalysts comprising reduced oxidation state metal complexes | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5512693A | Preparation of titanium (II) or zirconium (II) complexes | Chemistry; Metallurgy | 19 | Expired |
| US6017842A | Olefin polymerization catalyst composition comprising group 13 compound | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5491246A | Synthesis of group 4 metal diene complexes | Chemistry; Metallurgy | 15 | Expired |
| US11264680B2 | Electrode assembly and secondary battery | Emerging Cross-Sectional Technologies | 15 | Active |
| US5723398A | Homogeneous, stabilized, reduced metal addition polymerization catalysts, process for preparation and method of use | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5504223A | Synthesis of cyclopentadienyl metal coordination complexes from metal hydrocarbyloxides | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6806326B2 | Constrained geometry addition polymerization catalysts | Emerging Cross-Sectional Technologies | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.