Inventor · disambiguated record
John P. Lappington
Also filed as: LAPPINGTON JOHN · LAPPINGTON JOHN P
12 granted patents·3,759 citations·filing 1976–1997
95Inventor score
Files withCHRYSLER CORP3THOMSON MULTIMEDIA SA3ZING SYSTEMS L P3CABLE TELEVISION LAB INC1DISCOVERY COMMUNICAT INC1
Top patents by PatentIndex Score
12 records- 0198US5682195ADigital cable headend for cable television delivery systemDISCOVERY COMMUNICAT INC·Filed 1993·Granted Oct 28, 1997·617 cites·27 claims
- 0298US5343239ATransaction based interactive television systemZING SYSTEMS L P·Filed 1991·Granted Aug 30, 1994·745 cites·60 claims
- 0397US5734413ATransaction based interactive television systemTHOMSON MULTIMEDIA SA·Filed 1993·Granted Mar 31, 1998·588 cites·141 claims
- 0497US5526035ATransaction based interactive television systemZING SYSTEMS L P·Filed 1994·Granted Jun 11, 1996·352 cites·32 claims
- 0596US5764275AInteractive television security through transaction time stampingTHOMSON MULTIMEDIA SA·Filed 1995·Granted Jun 9, 1998·337 cites·14 claims
- 0696US5519433AInteractive television security through transaction time stampingZING SYSTEMS L P·Filed 1993·Granted May 21, 1996·347 cites·54 claims
- 0796US5381459ASystem for distributing radio telephone signals over a cable television networkCABLE TELEVISION LAB INC·Filed 1993·Granted Jan 10, 1995·400 cites·14 claims
- 0895US5638113ATransaction based interactive television systemTHOMSON MULTIMEDIA SA·Filed 1995·Granted Jun 10, 1997·276 cites·13 claims
- 0989US4084240AMass production of electronic control units for enginesCHRYSLER CORP·Filed 1976·Granted Apr 11, 1978·31 cites·1 claims
- 1086US4128900AProgrammable read only memory for electronic engine controlCHRYSLER CORP·Filed 1978·Granted Dec 5, 1978·25 cites·1 claims
- 1171US4060714AInput sensor circuit for a digital engine controllerCHRYSLER CORP·Filed 1976·Granted Nov 29, 1977·19 cites·26 claims
- 1258US7269841B1Digital cable headend for cable television delivery systemSEDNA PATENT SERVICES LLC·Filed 1997·Granted Sep 11, 2007·22 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →