Coopervision, Inc
47Patents
2Active
47Granted
41Portfolio score
Filing activity: Jun 3, 1982 → Aug 7, 2006 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4674502A | Intraocular surgical instrument | Human Necessities | 428 | Expired |
| US4577629A | Surgical cutting instrument for ophthalmic surgery | Human Necessities | 258 | Expired |
| US4750489A | Radial keratotomy knife and system using same | Human Necessities | 204 | Expired |
| US4713051A | Cassette for surgical irrigation and aspiration and sterile package therefor | Human Necessities | 177 | Expired |
| US4515583A | Operative elliptical probe for ultrasonic surgical instrument and method of its use | Human Necessities | 159 | Expired |
| US4832685A | Fluid flow control system and connecting fitting therefor | Human Necessities | 120 | Expired |
| US4735610A | Disposable surgical fluid handling cassette | Human Necessities | 109 | Expired |
| US4950289A | Small incision intraocular lens with adjustable refractive power | Physics | 98 | Expired |
| US4697697A | Method and apparatus for packaging an intraocular lens | Human Necessities | 92 | Expired |
| US4750498A | Method and tool for inserting an intraocular lens | Human Necessities | 71 | Expired |
| US4516575A | Surgical scalpel | Human Necessities | 71 | Expired |
| US4521375A | Sterilizing treatment with hydrogen peroxide and neutralization of residual amounts thereof | Emerging Cross-Sectional Technologies | 63 | Expired |
| US4628416A | Variable spot size illuminator with constant convergence angle | Performing Operations; Transporting | 59 | Expired |
| US7360890B2 | Contact lenses and methods for reducing conjunctival pressure in contact lens wearers | Physics | 54 | Active |
| US7249849B2 | Contact lenses with blended microchannels | Physics | 43 | Active |
| US4681561A | Ultrasonic decoupling sleeve | Human Necessities | 40 | Expired |
| US4870977A | Surgical protector for raised wounds | Human Necessities | 38 | Expired |
| US4671277A | Pigment dispenser and reservoir for a pigmentation system | Human Necessities | 35 | Expired |
| US4836202A | Instrument for manipulating compressible intraocular lenses | Physics | 35 | Expired |
| US6992118B2 | Ophthalmic lenses and compositions and methods for producing same | Physics | 34 | Expired |
| US4508884A | Oxygen permeable hard contact lens | Physics | 34 | Expired |
| US4787889A | Rigid, transparent fluid conduit for surgical irrigation | Human Necessities | 33 | Expired |
| US4754750A | Areola/nipple surgical wound protector | Human Necessities | 31 | Expired |
| US7080905B2 | Contact lenses with blended microchannels | Physics | 29 | Expired |
| US4686992A | Ophthalmic beam director | Human Necessities | 29 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.