Robert E. Roehrs
9Patents
9h-index
7Co-inventors
58Inventor score
Filing activity: May 9, 1979 → Jun 17, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4966773A | Topical ophthalmic compositions containing microfine retinoid particles | Human Necessities | 104 | Expired |
| US4550022A | Tissue irrigating solution | Human Necessities | 100 | Expired |
| US5075104A | Ophthalmic carboxy vinyl polymer gel for dry eye syndrome | Human Necessities | 98 | Expired |
| US4271143A | Sustained release ophthalmic drug dosage | Human Necessities | 62 | Expired |
| US4407792A | Sustained release ophthalmic drug dosage | Human Necessities | 45 | Expired |
| US4443432A | Ophthmalic irrigating solution | Human Necessities | 43 | Expired |
| US4826871A | Topical ophthalmic compositions containing one or more retinoids | Human Necessities | 40 | Expired |
| US4559343A | Nonirritating aqueous ophthalmic compositions comfort formulation for ocular therapeutic agents | Human Necessities | 40 | Expired |
| US5209927A | Ophthalmic solution | Human Necessities | 23 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.