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

John Ullo — 5 Patents

Schlumberger Technology: 5 patents #1,269 of 7,293Top 20%
Bethel, CT: #97 of 305 inventorsTop 35%
Connecticut: #8,579 of 34,797 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
John Ullo has been granted 5 US patents while listed as an inventor at Schlumberger Technology. The first was granted in 1983 and the most recent in February 2020. John Ullo ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list John Ullo in Bethel, CT, US.

Patents per Year

Patents granted per year, 1983 to 2020Bar chart with a peak of 1 patents in 1983.peak 11983: 1 patents19831986: 1 patents19862009: 1 patents20092012: 1 patents20122020: 1 patents2020

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10573574 Devices for cooling and power Tsutomu Yamate, Jiro Takeda 2020-02-25 $29,217,000
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 $98,928,000
4577102 Method and apparatus for distinguishing hydrocarbon from fresh water in situ Harold Sherman 1986-03-18 $28,263,000
4416151 Method and apparatus for determining in situ hydrocarbon characteristics including hydrogen density 1983-11-22 $105,081,000