Individual holder
PERERA KALUKAPUGE T
US·2 granted patents·318 citations·filing 1987–1988
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
2 records- 0188US4751691AOptical projection time-piece attachment for spectacles or combination thereofPERERA KALUKAPUGE T·Filed 1987·Granted Jun 14, 1988·170 cites·8 claims
- 0287US4867551ADisplay projection optical system for spectacles or sunglassesPERERA KALUKAPUGE T·Filed 1988·Granted Sep 19, 1989·148 cites·10 claims
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