Assignee
VISTAKON INC
US·16 granted patents·2,418 citations·filing 1982–1993
Top patents by PatentIndex Score
16 records- 0198US4889664AMethod of forming shaped hydrogel articles including contact lensesVISTAKON INC·Filed 1988·Granted Dec 26, 1989·540 cites·21 claims
- 0298US4680336AMethod of forming shaped hydrogel articlesVISTAKON INC·Filed 1985·Granted Jul 14, 1987·376 cites·23 claims
- 0397US4691820APackage for hydrophilic contact lensVISTAKON INC·Filed 1986·Granted Sep 8, 1987·443 cites·12 claims
- 0496US5094609AChamber for hydrating contact lensesVISTAKON INC·Filed 1990·Granted Mar 10, 1992·141 cites·19 claims
- 0596USD305478SContact lens packageVISTAKON INC·Filed 1986·Granted Jan 16, 1990·55 cites·1 claims
- 0694US5256751AOphthalmic lens polymer incorporating acyclic monomerVISTAKON INC·Filed 1993·Granted Oct 26, 1993·104 cites·14 claims
- 0794USD299085SContainer for contact lensVISTAKON INC·Filed 1985·Granted Dec 27, 1988·55 cites·1 claims
- 0892US4573775ABifocal contact lensVISTAKON INC·Filed 1982·Granted Mar 4, 1986·184 cites·27 claims
- 0990US4618227ASoft contact lensVISTAKON INC·Filed 1983·Granted Oct 21, 1986·94 cites·14 claims
- 1087US5292350AMethod for preparing tinted contact lensVISTAKON INC·Filed 1992·Granted Mar 8, 1994·41 cites·14 claims
- 1187US4958280AApparatus and method for satisfying disposable contact lens prescriptionsVISTAKON INC·Filed 1987·Granted Sep 18, 1990·158 cites·10 claims
- 1281US4573774ASoft toric contact lensVISTAKON INC·Filed 1985·Granted Mar 4, 1986·81 cites·8 claims
- 1365US5304584ASoft, high oxygen permeability ophtalmic lensVISTAKON INC·Filed 1992·Granted Apr 19, 1994·49 cites·8 claims
- 1465US4986414AContainer for a number of packaged contact lensesVISTAKON INC·Filed 1988·Granted Jan 22, 1991·36 cites·13 claims
- 1560US4782942AContainer for a number of packaged contact lensesVISTAKON INC·Filed 1987·Granted Nov 8, 1988·53 cites·15 claims
- 1655USD343354SContainer for contact lens packagesVISTAKON INC·Filed 1990·Granted Jan 18, 1994·8 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →