Assignee
OPTICAL SCIENCES GROUP
2 granted patents·16 citations·filing 1974–1975
Top patents by PatentIndex Score
2 records- 0149US3981589AAutomatic objective lensometerOPTICAL SCIENCES GROUP·Filed 1974·Granted Sep 21, 1976·8 cites·11 claims
- 0227US3943648ATransparent sign display for superimposing transparent sign with printed message on background displayOPTICAL SCIENCES GROUP·Filed 1975·Granted Mar 16, 1976·8 cites·2 claims
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