Inventor · disambiguated record
Theodor Kupfer
Also filed as: KUPFER THEODOR
18 granted patents·3 pending applications·81 citations·filing 2002–2025
92Inventor score
Top patents by PatentIndex Score
21 records- 0192US9285267B2Optical communication reception systemCISCO TECH INC·Filed 2014·Granted Mar 15, 2016·13 cites·20 claims
- 0290US11112572B2Network cabinet moduleCISCO TECH INC·Filed 2019·Granted Sep 7, 2021·10 cites·22 claims
- 0390US11036017B2QSFP-DD (quad small form factor pluggable—double density) modules and methods thereforCISCO TECH INC·Filed 2019·Granted Jun 15, 2021·7 cites·20 claims
- 0488US8649690B2Optical communication reception systemGEHRKE SOREN·Filed 2012·Granted Feb 11, 2014·26 cites·20 claims
- 0578US8466713B2Phase detection method and phase detectorSTOJANOVIC NEBOJSA·Filed 2010·Granted Jun 18, 2013·7 cites·20 claims
- 0673US9337937B2Common mode rejection ratio control for coherent optical receiversCISCO TECH INC·Filed 2014·Granted May 10, 2016·3 cites·20 claims
- 0772US8874988B2Modification of error statistics behind equalizer to improve inter-working with different FEC codesCISCO TECH INC·Filed 2013·Granted Oct 28, 2014·5 cites·20 claims
- 0871US2025392391A1Multimode power control scheme for optical moduleCISCO TECH INC·Filed 2025·Application pending·0 cites
- 0968US9584260B2Optimization of optical transmission capacityCISCO TECH INC·Filed 2014·Granted Feb 28, 2017·3 cites·22 claims
- 1067US11573384B2QSFP-DD (quad small form factor pluggable-double density) modules and methods thereforCISCO TECH INC·Filed 2021·Granted Feb 7, 2023·0 cites·20 claims
- 1165US12362829B2Multimode power control scheme for optical moduleCISCO TECH INC·Filed 2022·Granted Jul 15, 2025·0 cites·20 claims
- 1259US8909045B2Multiprotocol transport using polarization division multiplexingLOSIO GIACOMO·Filed 2011·Granted Dec 9, 2014·1 cites·20 claims
- 1354US11683099B1Gigabit multimode bidirectional optical moduleCISCO TECH INC·Filed 2021·Granted Jun 20, 2023·0 cites·20 claims
- 1452US2023028883A1Submount architecture for multimode nodesCISCO TECH INC·Filed 2021·Application pending·0 cites
- 1549US12470041B2Submount architecture for multimode nodesCISCO TECH INC·Filed 2021·Granted Nov 11, 2025·0 cites·20 claims
- 1647US9716555B2Common mode rejection ratio control for coherent optical receiversCISCO TECH INC·Filed 2016·Granted Jul 25, 2017·0 cites·20 claims
- 1747US8555132B2Modification of error statistics behind equalizer to improve inter-working with different FEC codesDANNINGER MARKUS·Filed 2007·Granted Oct 8, 2013·3 cites·17 claims
- 1847US7095817B2Method and apparatus for compensating for timing variances in digital data transmission channelsCOREOPTICS INC·Filed 2002·Granted Aug 22, 2006·2 cites·21 claims
- 1939US8886058B2Cycle slip reduction in coherent optical communicationsGEYER JONAS·Filed 2012·Granted Nov 11, 2014·0 cites·20 claims
- 2035US7149270B2Clock recovery circuitCOREOPTICS INC·Filed 2002·Granted Dec 12, 2006·1 cites·19 claims
- 2130US2012189321A1Dual Drive Externally Modulated LaserWHITEAWAY JAMES·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →