Inventor · disambiguated record
Martin L. Zelenz
Also filed as: ZELENZ MARTIN L
10 granted patents·1 pending application·240 citations·filing 1977–2008
91Inventor score
Files withTRESNESS IRREVOCABLE PATENT TR4TRESNESS ANDREW F3ARROW COMM LAB INC1EAGLE COMTRONICS INC1PHILIPS CORP1
Top patents by PatentIndex Score
11 records- 0184US6323743B1Electronic filter assemblyTRESNESS IRREVOCABLE PATENT TR·Filed 1999·Granted Nov 27, 2001·34 cites·29 claims
- 0277US4222066ACATV Subscription service control device and attenuator thereforPHILIPS CORP·Filed 1977·Granted Sep 9, 1980·23 cites·7 claims
- 0375US6888423B2Electronic filter assemblyARROW COMM LAB INC·Filed 2003·Granted May 3, 2005·18 cites·7 claims
- 0474US5745838AReturn path filterTRESNESS IRREVOCABLE PATENT TR·Filed 1997·Granted Apr 28, 1998·93 cites·42 claims
- 0571US8022785B2Step attenuator circuit with improved insertion lossTRESNESS IRREVOCABLE PATENT TR·Filed 2008·Granted Sep 20, 2011·7 cites·24 claims
- 0658US5157362ANarrow band notch filter with extended passbandTRESNESS ANDREW F·Filed 1990·Granted Oct 20, 1992·15 cites·2 claims
- 0756US5999796AReturn path attenuation filterTRESNESS IRREVOCABLE PATENT TR·Filed 1998·Granted Dec 7, 1999·21 cites·20 claims
- 0856US4590519ATelevision signal scrambling/descrambling systemREGENCY ELECTRONICS·Filed 1983·Granted May 20, 1986·12 cites·24 claims
- 0949US5022078ATelevision signal enhancement and scrambling systemTRESNESS ANDREW F·Filed 1990·Granted Jun 4, 1991·12 cites·12 claims
- 1037US2003117235A1Electronic filter assemblyEAGLE COMTRONICS INC·Filed 2002·Application pending·0 cites
- 1136USRE34720ETelevision signal enhancement and scrambling systemTRESNESS ANDREW F·Filed 1993·Granted Sep 6, 1994·5 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →