Assignee
PERMAVISION
4 granted patents·92 citations·filing 1976–1979
Top patents by PatentIndex Score
4 records- 0188US4245069APolysiloxane compositionPERMAVISION·Filed 1978·Granted Jan 13, 1981·44 cites·18 claims
- 0270US4169119AMethod of molding an ocular membranePERMAVISION·Filed 1976·Granted Sep 25, 1979·26 cites·9 claims
- 0367US4182723AOcular membrane and method for preparation thereofPERMAVISION·Filed 1977·Granted Jan 8, 1980·13 cites·15 claims
- 0449US4291953AOcular membrane and method for preparation thereofPERMAVISION·Filed 1979·Granted Sep 29, 1981·9 cites·3 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →