Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Gregory Twiss — 72 Patents

Cisco: 53 patents #137 of 13,007Top 2%
PFPalm Firm: 10 patents #21 of 429Top 5%
HDHdc: 2 patents #2 of 6Top 35%
3C3Com: 2 patents #466 of 1,190Top 40%
DUDell Usa: 2 patents #151 of 472Top 35%
HP: 2 patents #7,666 of 16,619Top 50%
PAPalmsource: 1 patents #71 of 137Top 55%
Chapel Hill, NC: #25 of 1,999 inventorsTop 2%
North Carolina: #310 of 45,564 inventorsTop 1%
Overall (All Time): #27,714 of 4,157,543Top 1%
72 Patents All Time
Robert Gregory Twiss has been granted 72 US patents while listed as an inventor at Cisco. The first was granted in 1994 and the most recent in December 2025. Robert Gregory Twiss ranks #27,714 of 4,157,543 US inventors in our database (top 0.67%). Patent records list Robert Gregory Twiss in Chapel Hill, NC, US.

Issued Patents All Time

Showing 1–25 of 72 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12501585 Controlled-force thermal management device installation 2025-12-16
12349318 Heat sink assembly for electronic equipment Rohit Dev Gupta 2025-07-01
12275320 System and method for electric vehicle charging and security Joel Richard Goergen, Chad M. Jones 2025-04-15
12178001 Self-locking and foldable ejector arm Li Xiaogang, Luyao Wang 2024-12-24 $62,096,000
12160275 Power delivery through an optical system Joel Richard Goergen, Charles Calvin Byers, D. Brice Achkir, Chad M. Jones 2024-12-03 $37,655,000
12137530 Method and apparatus for maintaining cooling of modular electronic system during module removal Rohit Dev Gupta, Joel Richard Goergen, Sarma VMK Vedhanabhatla, Damaruganath Pinjala, Jatin Kohli 2024-11-05 $75,678,000
12099340 Method and apparatus for protection of network device during increase in environmental contamination Joel Richard Goergen, J. Scott Scheeler, Kameron Rose Hurst 2024-09-24 $191,901,000
12019010 Method and apparatus for monitoring a corrosive environment for electrical equipment Joel Richard Goergen, Elizabeth Kochuparambil 2024-06-25 $37,201,000
11858458 Locking fastener assembly with authentication based unlocking Joel Richard Goergen, Mary Kathryn Savage, Kameron Rose Hurst 2024-01-02 $26,269,000
11838060 Power delivery through an optical system Joel Richard Goergen, Charles Calvin Byers, D. Brice Achkir, Chad M. Jones 2023-12-05 $44,897,000
11745613 System and method for electric vehicle charging and security Joel Richard Goergen, Chad M. Jones 2023-09-05 $50,748,000
11708002 Power distribution and communications for electric vehicle Joel Richard Goergen, Kameron Rose Hurst, Sean Ceballos-McGee, Anant Thakar, Ronald Lee Shaffer, II +2 more 2023-07-25 $78,386,000
11682904 Three-phase AC load unbalance detection and balancing method and circuit Xiqun Zhu, Sung Kee Baek 2023-06-20 $33,420,000
11589481 Heat sink assembly for electronic equipment Rohit Dev Gupta 2023-02-21 $59,500,000
11526143 Method and apparatus for protection of network device during increase in environmental contamination Joel Richard Goergen, J. Scott Scheeler, Kameron Rose Hurst 2022-12-13 $83,180,000
11412634 Self-locking and foldable ejector arm Li Xiaogang, Luyao Wang 2022-08-09 $30,886,000
11402318 Method and apparatus for monitoring a corrosive environment for electrical equipment Joel Richard Goergen, Elizabeth Kochuparambil 2022-08-02 $41,669,000
11404350 High impact resistant heat sink Vic Hong Chia, Hong Huynh, Steven A. Hanssen 2022-08-02 $41,669,000
11249144 Active AC power loss detection Xiqun Zhu, Sung Kee Baek 2022-02-15 $37,512,000
11212013 Power delivery through an optical system Joel Richard Goergen, Charles Calvin Byers, D. Brice Achkir, Chad M. Jones 2021-12-28 $77,642,000
11191189 Splitting of combined delivery power, data, and cooling in a communications network Charles Calvin Byers, Joel Richard Goergen, D. Brice Achkir 2021-11-30 $109,499,000
11172587 Method and apparatus for maintaining cooling of modular electronic system during module removal Rohit Dev Gupta, Joel Richard Goergen, Sarma VMK Vedhanabhatla, Damaruganath Pinjala, Jatin Kohli 2021-11-09 $71,097,000
11104552 Docking and undocking payloads from mobile robots Charles Calvin Byers 2021-08-31 $79,292,000
11093012 Combined power, data, and cooling delivery in a communications network Joel Richard Goergen, Charles Calvin Byers, D. Brice Achkir 2021-08-17 $49,521,000
10912218 Corrosion prevention cover for module connector in a network device Mehmet Onder Cap, Marc Mantelli, Giridharan Rajagopalan, M. Baris Dogruoz, Joel Richard Goergen 2021-02-02 $41,871,000