Inventor · disambiguated record
Steven B. Perry
Also filed as: PERRY STEVEN B
16 granted patents·268 citations·filing 1983–1996
94Inventor score
Top patents by PatentIndex Score
16 records- 0184USD282654SNetwork interface enclosureKEPTEL INC·Filed 1983·Granted Feb 18, 1986·20 cites·1 claims
- 0274US4807277ARemotely activated switching apparatusKEPTEL INC·Filed 1987·Granted Feb 21, 1989·41 cites·20 claims
- 0366US4558182ARemotely-activated switching apparatusKEPTEL INC·Filed 1984·Granted Dec 10, 1985·16 cites·5 claims
- 0462US4550225AAC Signal-activated switching apparatusKEPTEL INC·Filed 1983·Granted Oct 29, 1985·14 cites·19 claims
- 0562US4536617ARemotely-activated switching apparatusKEPTEL INC·Filed 1983·Granted Aug 20, 1985·13 cites·30 claims
- 0661US4679224ATelephone line testing circuitKEPTEL INC·Filed 1985·Granted Jul 7, 1987·21 cites·27 claims
- 0759US5557672AChannel interface unitANTEC CORP·Filed 1993·Granted Sep 17, 1996·25 cites·19 claims
- 0859US4796290AGround start circuitKEPTEL INC·Filed 1988·Granted Jan 3, 1989·19 cites·20 claims
- 0953US6047063AMethods and apparatus for providing an auxiliary communication lineANTEC CORP·Filed 1996·Granted Apr 4, 2000·23 cites·17 claims
- 1053US4686700ATelephone off-hook detector circuitKEPTEL INC·Filed 1986·Granted Aug 11, 1987·14 cites·6 claims
- 1151US5557670AChannel interface unitANTEC CORP·Filed 1993·Granted Sep 17, 1996·16 cites·21 claims
- 1248US5557669AChannel interface unitANTEC CORP·Filed 1993·Granted Sep 17, 1996·14 cites·32 claims
- 1346US4701949AFrequency responsive party telephone line selection apparatus and methodKEPTEL INC·Filed 1985·Granted Oct 20, 1987·11 cites·19 claims
- 1443US4624294AWood thickness attachmentROBINSON CHARLES A·Filed 1985·Granted Nov 25, 1986·7 cites·4 claims
- 1540US5086459ATiming circuit and a secure telephone jack utilizing this circuitKEPTEL INC·Filed 1990·Granted Feb 4, 1992·10 cites·3 claims
- 1636US4761810AProgrammable selective ringing circuit and method for party telephone lineKEPTEL INC·Filed 1986·Granted Aug 2, 1988·4 cites·23 claims
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