Inventor · disambiguated record
Frederick D. Lehman
Also filed as: LEHMAN FREDERICK D
3 granted patents·10 citations·filing 1978–1979
62Inventor score
Files withCPT CORP3
Top patents by PatentIndex Score
3 records- 0136US4323826ADrive circuits for a high resolution cathode ray tube displayCPT CORP·Filed 1979·Granted Apr 6, 1982·4 cites·13 claims
- 0229US4238774ADrive circuits for a high resolution cathode ray tube displayCPT CORP·Filed 1978·Granted Dec 9, 1980·2 cites·37 claims
- 0328US4353013ADrive circuits for a high resolutions cathode ray tube displayCPT CORP·Filed 1979·Granted Oct 5, 1982·4 cites·6 claims
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