Robert J. Pickwell
26Patents
17h-index
17Co-inventors
78Inventor score
Filing activity: Mar 27, 1975 → Apr 9, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6608125B2 | Blocked mercaptosilane coupling agents for filled rubbers | Chemistry; Metallurgy | 107 | Expired |
| US6395856B1 | Silicone oligomers and curable compositions containing same | Chemistry; Metallurgy | 99 | Expired |
| US6414061B1 | Blocked mercaptosilane coupling agents for filled rubbers | Chemistry; Metallurgy | 85 | Expired |
| US6127468A | Filled rubbers comprising blocked mercaptosilanes and thiuram deblocking agents | Chemistry; Metallurgy | 84 | Expired |
| US6683135B2 | Blocked mercaptosilane coupling agents for filled rubbers | Chemistry; Metallurgy | 77 | Expired |
| US6635700B2 | Mineral-filled elastomer compositions | Chemistry; Metallurgy | 67 | Expired |
| US6528673B2 | Blocked mercaptosilane coupling agents for filled rubbers | Chemistry; Metallurgy | 61 | Expired |
| US7122590B2 | Blocked mercaptosilane coupling agents for filled rubbers | Chemistry; Metallurgy | 36 | Expired |
| US7074876B2 | Blocked mercaptosilane coupling agents for filled rubbers | Chemistry; Metallurgy | 34 | Expired |
| US4143027A | Organofunctional silane coupling agent-powder mixtures | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4000347A | Process of bonding polysulfide sealant and caulk compositions | Emerging Cross-Sectional Technologies | 29 | Expired |
| US7078551B2 | Blocked mercaptosilane coupling agents for filled rubbers | Chemistry; Metallurgy | 27 | Expired |
| US7081500B2 | Blocked mercaptosilane coupling agents for filled rubbers | Chemistry; Metallurgy | 27 | Expired |
| US4015044A | Process of bonding polyurethane-sealants and caulks | Emerging Cross-Sectional Technologies | 22 | Expired |
| US7138537B2 | Coupling agents for mineral-filled elastomer compositions | Chemistry; Metallurgy | 19 | Expired |
| US4550056A | Electrical cable containing cured elastomeric compositions | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4526922A | Organofunctional silane-siloxane oligomer coupling compositions, curable and cured elastomeric compositions containing same and novel electric cable containing said cured elastomeric compositions | Chemistry; Metallurgy | 17 | Expired |
| US6323277A | Bridged silicone oligomers and curable compositions containing same | Chemistry; Metallurgy | 9 | Expired |
| US4020218A | Polysulfide sealant and caulk compositions | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6207783A | Silicone oligomers with higher alkoxy groups | Chemistry; Metallurgy | 5 | Expired |
| US6515043B2 | Silicone oligomers with higher alkoxy groups | Chemistry; Metallurgy | 4 | Expired |
| US7531588B2 | Silane compositions, processes for their preparation and rubber compositions containing same | Chemistry; Metallurgy | 4 | Expired |
| US7504456B2 | Rubber composition containing organofunctional silane | Emerging Cross-Sectional Technologies | 3 | Active |
| US4015047A | Polyurethane sealant and caulk systems | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7902391B2 | Rubber compositions comprising coupling agents for mineral-filled elastomer compositions | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.