Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
JU

John Ullo

Schlumberger Technology: 5 patents #1,262 of 7,293Top 20%
Bethel, CT: #97 of 305 inventorsTop 35%
Connecticut: #8,504 of 34,797 inventorsTop 25%
Overall (All Time): #970,393 of 4,157,543Top 25%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10573574 Devices for cooling and power Tsutomu Yamate, Jiro Takeda 2020-02-25
8297351 Downhole sensing system using carbon nanotube FET Hidetoshi Yoshiuchi, Tsutomu Yamate, Kazuhiko Matsumoto 2012-10-30
7629604 Nano-based device and method Anthony Veneruso, David Gerez, Bingqing Wei, Abhilash Krishna 2009-12-08
4577102 Method and apparatus for distinguishing hydrocarbon from fresh water in situ Harold Sherman 1986-03-18
4416151 Method and apparatus for determining in situ hydrocarbon characteristics including hydrogen density 1983-11-22