Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JF

John R. Ferguson — 8 Patents

UNUnknown: 3 patents #7,366 of 83,584Top 9%
IIIdx Investment: 2 patents #1 of 17Top 6%
GE: 2 patents #13,632 of 36,430Top 40%
Dallas, TX: #993 of 7,543 inventorsTop 15%
Texas: #19,067 of 125,132 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
John R. Ferguson has been granted 8 US patents while listed as an inventor at Unknown. The first was granted in 1980 and the most recent in April 2014. John R. Ferguson ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list John R. Ferguson in Dallas, TX, US.

Patents per Year

Patents granted per year, 1980 to 2014Bar chart with a peak of 2 patents in 2010.peak 21980: 1 patents19801991: 1 patents19911992: 1 patents19921994: 1 patents19942009: 1 patents20092010: 2 patents20102014: 1 patents2014

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8688475 Method and system for clinical trial compliance 2014-04-01 $20,725,000
7818291 Data object access system and method using dedicated task object Lisa Spampinato, Sean T. McKenna, James R. Tice, Ryszard Kilarski 2010-10-19 $43,038,000
7809761 Data object tracking system and method 2010-10-05
7590971 Enterprise task manager Shannon Bradley, Stephen A. Canzano, Sean T. McKenna, James R. Tice 2009-09-15
5325684 Absorber for a diffusion absorption plant Hans Stierlin 1994-07-05
5112050 Broadcast lottery John R. Koza, Maximiano D. Torneros 1992-05-12
5069453 Ticket apparatus with a transmitter John R. Koza, Maximiano D. Torneros 1991-12-03
4201517 Automatic control selector for a compressor system 1980-05-06