Erwin C. Si
15Patents
6h-index
17Co-inventors
63Inventor score
Filing activity: Jun 12, 1990 → Oct 30, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5332582A | Stabilization of aminosteroids for topical ophthalmic and other applications | Performing Operations; Transporting | 31 | Expired |
| US5124154A | Aminosteroids for ophthalmic use | Performing Operations; Transporting | 23 | Expired |
| US5256408A | Aminosteroids for ophthalmic use | Performing Operations; Transporting | 23 | Expired |
| US5538721A | Stabilization of aminosteroids for topical ophthalmic and other applications | Performing Operations; Transporting | 21 | Expired |
| US5252319A | Aminosteroids for ophthalmic use | Performing Operations; Transporting | 20 | Expired |
| US5209926A | Aminosteroids for ophthalmic use | Performing Operations; Transporting | 17 | Expired |
| US8778999B2 | Non-steroidal anti-inflammatory ophthalmic compositions | Human Necessities | 6 | Active |
| US7141607B1 | Methods and compositions for treating and inhibiting retinal neovascularization | Human Necessities | 6 | Expired |
| US11934044B2 | WS12-releasing contact lens | Physics | 1 | Active |
| US12276869B1 | WS12-releasing contact lens | Human Necessities | 0 | Active |
| US9789058B2 | Ophthalmic composition for the treatment of ocular infection | Human Necessities | 0 | Active |
| USRE50218E1 | Non-steroidal anti-inflammatory ophthalmic compositions | General | 0 | Active |
| US12393057B2 | Oleic acid-releasing contact lens | Performing Operations; Transporting | 0 | Active |
| US12153288B2 | Contact lens | Physics | 0 | Active |
| US12397518B2 | WS12-releasing contact lens | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.