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USPTO Patent Rankings Data through Dec 31, 2025
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Robert A. Marshall — 42 Patents

Cisco: 15 patents #864 of 13,007Top 7%
ANA.C. Nielsen: 5 patents #2 of 44Top 5%
ITIntertrust Technologies: 4 patents #53 of 117Top 50%
GE: 4 patents #8,262 of 36,430Top 25%
Ford: 2 patents #6,478 of 17,473Top 40%
UCUniversity of Colorado: 1 patents #288 of 930Top 35%
Georgetown, TX: #33 of 611 inventorsTop 6%
Texas: #2,323 of 125,132 inventorsTop 2%
Overall (All Time): #72,062 of 4,157,543Top 2%
42 Patents All Time
Robert A. Marshall has been granted 42 US patents while listed as an inventor at Cisco. The first was granted in 1980 and the most recent in September 2022. Robert A. Marshall ranks #72,062 of 4,157,543 US inventors in our database (top 1.7%). Patent records list Robert A. Marshall in Georgetown, TX, US.

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11436899 System and method for visualizing a carbon footprint — 2022-09-06
11362604 Compact, low-cost electric field mill André Lucas Antunes de Sá, Austin P. Sousa, Alec Viets 2022-06-14
10008379 Infrared recycling incandescent light bulb — 2018-06-26
8936683 Synthetic opal and photonic crystal — 2015-01-20
8134285 Shaped selective thermal emitter — 2012-03-13
8082457 Data communications device for communicating with and concurrently providing power to a set of powerable devices Anthony L. Randall, Rachel C. Neal 2011-12-20 $35,032,000
8003280 System and method for holographic lithographic production of a photonic crystal — 2011-08-23
7794538 Self-assembly method, opal, photonic band gap, and light source — 2010-09-14
7787386 Method and system for self-testing a line card James R. Sisk 2010-08-31 $12,910,000
7767903 System and method for thermal to electric conversion — 2010-08-03
7592927 System and method for multiplexing traffic signals and bridge collapse detection Fred R Marshall 2009-09-22
7509505 Method and system for managing power delivery for power over Ethernet systems Anthony L. Randall, Rachel C. Neal 2009-03-24 $33,359,000
7500006 Ticketing and keying for orchestrating distribution of network content George H. Peden 2009-03-03
7366297 Method and system for converting alternating current to ethernet in-line power James R. Sisk 2008-04-29 $53,510,000
7330898 Network content management Mark Baugher, Stu Farnham, Stephen Hemminger, Mark Tait 2008-02-12
7257220 Method and system for providing extended reach of a digital subscriber line signal Michael H. Capon 2007-08-14 $79,689,000
7190091 Selectable source input power supply — 2007-03-13 $133,173,000
7105947 Method and system for voltage tracking and sequencing in a power supply Carlos Salinas, Jr. 2006-09-12 $54,026,000
7085839 Network content management Mark Baugher, Stu Farnham, Stephen Hemminger, Mark Tait 2006-08-01
7061142 Inline power device detection — 2006-06-13 $33,860,000
7026730 Integrated connector unit Anthony L. Randall, Frederick R. Schindler 2006-04-11 $55,403,000
6972687 System and method for detecting a structure failure Fred R Marshall 2005-12-06
6973499 Ticketing and keying for orchestrating distribution of network content George H. Peden 2005-12-06
6963641 Method and apparatus for providing variable attenuation to data signals in an XDSL frequency range Michael H. Capon 2005-11-08 $63,179,000
6879496 Method and system for reducing electromagnetic interference emissions Earl W. Boone 2005-04-12 $166,865,000

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