Inventor · disambiguated record
David P. Bortfeld
Also filed as: BORTFELD DAVID P · BORTFELD DAVID PAUL
7 granted patents·100 citations·filing 1977–2000
86Inventor score
Top patents by PatentIndex Score
7 records- 0183US6731825B1Apparatus and method for producing images using digitally stored dynamic background setsSARNOFF CORP·Filed 2000·Granted May 4, 2004·29 cites·20 claims
- 0277US4341952AVariable pitch grooved label for video discRCA CORP·Filed 1980·Granted Jul 27, 1982·22 cites·6 claims
- 0375US4124810AElectron gun having a distributed electrostatic lensRCA CORP·Filed 1977·Granted Nov 7, 1978·17 cites·6 claims
- 0456US4243911AResistive lens electron gun with compound linear voltage profileRCA CORP·Filed 1979·Granted Jan 6, 1981·8 cites·14 claims
- 0552US4758728AMethod of measuring mask misregistry in kinescope panel assembliesRCA LICENSING CORP·Filed 1985·Granted Jul 19, 1988·8 cites·7 claims
- 0651US4292511AApparatus and method for reading an identifying label on an information recordRCA CORP·Filed 1980·Granted Sep 29, 1981·12 cites·9 claims
- 0741US4243912ASimplified resistive lens electron gun with compound linear voltage profileRCA CORP·Filed 1979·Granted Jan 6, 1981·4 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →