Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10612542 | Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps | Brian P. Jarvis, Nigel Wilcox, Brian Joseph Williams, Lance D. Underwood, William Murray +8 more | 2020-04-07 |
| 9482223 | Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps | Brian P. Jarvis, Nigel Wilcox, Brian Joseph Williams, Lance D. Underwood, William Murray +8 more | 2016-11-01 |
| 8448704 | Method and system for monitoring the incursion of particulate material into a well casing within hydrocarbon bearing formations including gas hydrates | Hitoshi Sugiyama, Brian Cho, Ahmed Al-Jubori, Masafumi Fukuhara | 2013-05-28 |
| 8401796 | Methods and systems for acoustically monitoring formations | Yoko Morikami, Paolo Primiero, Hitoshi Sugiyama, Vanessa Dreuillault, Shin'ichi Houshuyama | 2013-03-19 |
| 8127841 | Method and system for monitoring the incursion of particulate material into a well casing within hydrocarbon bearing formations including gas hydrates | Hitoshi Sugiyama, Brian Cho, Ahmed Al-Jubori, Masafumi Fukuhara | 2012-03-06 |
| 7886820 | Method and system for monitoring the incursion of particulate material into a well casing within hydrocarbon bearing formations including gas hydrates | Hitoshi Sugiyama, Brian Cho, Ahmed Al-Jubori, Masafumi Fukuhara | 2011-02-15 |
| 7707878 | Circulation pump for circulating downhole fluids, and characterization apparatus of downhole fluids | Kazumasa Kanayama, Ryuki Odashima, Hitoshi Sugiyama, Hideki Kinjo | 2010-05-04 |
| 7530392 | Method and system for development of hydrocarbon bearing formations including depressurization of gas hydrates | Hitoshi Sugiyama, Brian Cho, Ahmed Al-Jubori, Masafumi Fukuhara | 2009-05-12 |