Inventor · disambiguated record
Robert S. Hilbert
Also filed as: GUSTAFSON DARRYL E · HILBERT ROBERT S
6 granted patents·57 citations·filing 1979–1987
81Inventor score
Top patents by PatentIndex Score
6 records- 0173US4249805AComposite photography systemMAGICAM INC·Filed 1979·Granted Feb 10, 1981·12 cites·54 claims
- 0270US4293196AObjective lens system with aspheric Fresnel elementsFANTACIA·Filed 1979·Granted Oct 6, 1981·30 cites·31 claims
- 0333US4688906AThree dimensional reflex lens systemsCAPITOL RECORDS·Filed 1985·Granted Aug 25, 1987·6 cites·4 claims
- 0430US4878744AThree dimensional reflex lens systemsCAPITOL RECORDS·Filed 1987·Granted Nov 7, 1989·4 cites·6 claims
- 0527US4844601AThree-dimensional reflex lens systemsCAPITOL RECORDS·Filed 1987·Granted Jul 4, 1989·2 cites·5 claims
- 0627US4738518AThree dimensional reflex lens systemsCAPITOL RECORDS·Filed 1987·Granted Apr 19, 1988·3 cites·3 claims
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