J. Richard Robertson
10Patents
7h-index
5Co-inventors
51Inventor score
Filing activity: Jul 28, 1987 → Apr 10, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4740533A | Wettable, flexible, oxygen permeable, substantially non-swellable contact lens containing block copolymer polysiloxane-polyoxyalkylene backbone units, and use thereof | Chemistry; Metallurgy | 342 | Expired |
| US5070170A | Wettable, rigid gas permeable, substantially non-swellable contact lens containing block copolymer polysiloxane-polyoxyalkylene backbone units, and use thereof | Physics | 156 | Expired |
| US5070169A | Wettable, flexible, oxygen permeable contact lens containing block copolymer polysiloxane-polyoxyalkylene backbone units and use thereof | Physics | 154 | Expired |
| US5358688A | Antimicrobial quaternary ammonium group-containing polymers, compositions thereof, and monomers used to produce said polymers | Physics | 41 | Expired |
| US5770669A | Silcone-containing polymer having oxygen permeability suitable for ophalmic applications | Chemistry; Metallurgy | 25 | Expired |
| US5536861A | Monomers for producing antimicrobial quaternary group-containing polyers | Physics | 22 | Expired |
| US4859780A | Hydrophilic modifier monomers | Physics | 15 | Expired |
| US4921956A | Hydrophilic modifier monomers | Chemistry; Metallurgy | 6 | Expired |
| US5162530A | Hydrophilic modifier monomers | Physics | 1 | Expired |
| US5053515A | Glutarimido and succinimido derivatives | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.