Robert G. Bowman
50Patents
14h-index
50Co-inventors
87Inventor score
Filing activity: May 2, 1977 → Aug 19, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4771557A | Transparent pocket for mounting display items and method for manufacturing same | Performing Operations; Transporting | 51 | Expired |
| US5030740A | Process for preparing linearly-extended polyalkylenepolyamines | Chemistry; Metallurgy | 29 | Expired |
| US4922024A | Amination process employing group vib metal catalysts | Chemistry; Metallurgy | 28 | Expired |
| US5965754A | Process for the direct oxidation of olefins to olefin oxides | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6031116A | Process for the direct oxidation of olefins to olefin oxides | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4927931A | Preparation of alkyl-extended, alcohol-extended or amine-extended piperazines | Chemistry; Metallurgy | 25 | Expired |
| US5256786A | Catalytic reforming of cyclic alkyleneamines | Chemistry; Metallurgy | 20 | Expired |
| US5073635A | Process of preparing linearly-extended polyalkylenepolyamines employing metal silicate catalysts | Chemistry; Metallurgy | 19 | Expired |
| US4139097A | Stackable container tray for storing and displaying flat objects | Human Necessities | 17 | Expired |
| US6362349B1 | Process for the direct oxidation of olefins to olefin oxides | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4845253A | Silver-based catalyst for vapor phase oxidation of olefins to epoxides | Chemistry; Metallurgy | 16 | Expired |
| US4983735A | Preparation of alcohol-extended and amine-extended piperazines | Chemistry; Metallurgy | 16 | Expired |
| US4973569A | Preparation of group VB metal phosphate catalysts therefor | Chemistry; Metallurgy | 15 | Expired |
| US6255499A | Process for the hydro-oxidation of olefins to olefin oxides using oxidized gold catalyst | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5554793A | Catalytic reforming of alkyleneamines | Chemistry; Metallurgy | 14 | Expired |
| US5304688A | Process for the preparation of bishydroxy aromatic compounds | Chemistry; Metallurgy | 14 | Expired |
| US5166442A | Catalytic reforming of alkyleneamines | Chemistry; Metallurgy | 13 | Expired |
| US5288909A | Catalytic reforming of alkyleneamines | Chemistry; Metallurgy | 13 | Expired |
| US5239105A | Catalytic formation of diarylcarbonates | Chemistry; Metallurgy | 13 | Expired |
| US5410087A | Catalytic reforming of alkyleneamines | Chemistry; Metallurgy | 12 | Expired |
| US6646142B1 | Process for the direct oxidation of olefins to olefin oxides | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6524991B2 | Process for the direct oxidation of olefins to olefin oxides | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4806690A | Method of producing amines | Performing Operations; Transporting | 10 | Expired |
| US6309998A | Process for the direct oxidation of olefins to olefin oxides | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6323351A | Process for the direct oxidation of olefins to olefin oxides | Emerging Cross-Sectional Technologies | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.