Individual holder
BROWN HUGH L
US·3 granted patents·40 citations·filing 1987–1990
Individually held — no corporate assignee on record.
Technology mixG02C3
Top patents by PatentIndex Score
3 records- 0153US4761196AMethod for overcoming optical deficiencies of shootersBROWN HUGH L·Filed 1987·Granted Aug 2, 1988·24 cites·7 claims
- 0235US5056909AContact lens for compensating eye dominance crossoverBROWN HUGH L·Filed 1990·Granted Oct 15, 1991·12 cites·3 claims
- 0326US5052794AContact lens for compensating eye dominance crossoverBROWN HUGH L·Filed 1990·Granted Oct 1, 1991·4 cites·12 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →