Inventor · disambiguated record
David Kelma
Also filed as: KELMA DAVID
12 granted patents·1 pending application·87 citations·filing 2008–2019
89Inventor score
Top patents by PatentIndex Score
13 records- 0194US8001579B2Downstream output level and/or output level tilt compensation device between CATV distribution system and CATV userMEZZALINGUA JOHN ASS·Filed 2008·Granted Aug 16, 2011·27 cites·20 claims
- 0291US8181211B2Total bandwidth conditioning deviceOLSON THOMAS A·Filed 2009·Granted May 15, 2012·19 cites·17 claims
- 0385US8213457B2Upstream bandwidth conditioning deviceKELMA DAVID·Filed 2009·Granted Jul 3, 2012·20 cites·16 claims
- 0482US8082570B2Method and apparatus for a self-terminating signal pathOLSON THOMAS A·Filed 2009·Granted Dec 20, 2011·7 cites·19 claims
- 0579US8464301B2Upstream bandwidth conditioning device between CATV distribution system and CATV userOLSON THOMAS A·Filed 2008·Granted Jun 11, 2013·6 cites·30 claims
- 0672US10264325B2System, method and device having teaching and commerce subsystemsPPC BROADBAND INC·Filed 2016·Granted Apr 16, 2019·1 cites·21 claims
- 0771US8832767B2Dynamically configurable frequency band selection device between CATV distribution system and CATV userOLSON THOMAS A·Filed 2008·Granted Sep 9, 2014·2 cites·24 claims
- 0867US8516537B2Downstream bandwidth conditioning deviceKELMA DAVID·Filed 2009·Granted Aug 20, 2013·3 cites·8 claims
- 0964US10924811B2Compensation device for maintaining a desired signal quality in transmitted signalsPPC BROADBAND INC·Filed 2019·Granted Feb 16, 2021·0 cites·76 claims
- 1061US9271026B2Dynamically configurable frequency band selection device between CATV distribution system and CATV userPPC BROADBAND INC·Filed 2014·Granted Feb 23, 2016·0 cites·12 claims
- 1158US8385219B2Upstream bandwidth level measurement deviceMEZZALINGUA JOHN ASS·Filed 2009·Granted Feb 26, 2013·2 cites·11 claims
- 1252US8274566B2Modulation analyzer and level measurement deviceKELMA DAVID·Filed 2009·Granted Sep 25, 2012·0 cites·10 claims
- 1350US2011085586A1Total bandwidth conditioning deviceMEZZALINGUA JOHN ASS·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →