Inventor · disambiguated record
John E. Trombly
Also filed as: TROMBLY JOHN E
5 granted patents·591 citations·filing 1975–1979
87Inventor score
Top patents by PatentIndex Score
5 records- 0196US4031449AElectromagnetically coupled battery chargerLITTLE INC A·Filed 1975·Granted Jun 21, 1977·231 cites·14 claims
- 0291US4302629ADigital data transmission systemTELTONE CORP·Filed 1979·Granted Nov 24, 1981·142 cites·17 claims
- 0389US4031434AKeyhole-less electronic lockEASTERN CO·Filed 1975·Granted Jun 21, 1977·113 cites·6 claims
- 0483US4330687AAudio and full duplex digital data carrier systemTELTONE CORP·Filed 1979·Granted May 18, 1982·59 cites·48 claims
- 0575US4207555ALock systemEASTERN·Filed 1978·Granted Jun 10, 1980·46 cites·7 claims
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