CATHEDRAL ENERGY SERVICES LTD has a total of 15 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2012. It filed its patents most often in United States and Canada. Its main competitors in its focus markets mechanical elements, civil engineering and measurement are FOOTE DEAN, TSUKAMOTO SEIKI KK and SUBTERRANEAN TOOLS INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 8 | |
#2 | Canada | 7 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Civil engineering | |
#3 | Measurement | |
#4 | Machines |
# | Technology | |
---|---|---|
#1 | Earth drilling | |
#2 | Pistons and sealings | |
#3 | Geophysics | |
#4 | Clutches and brakes | |
#5 | Shafts | |
#6 | Unspecified technologies |
# | Name | Total Patents |
---|---|---|
#1 | Picioreanu Bogdan A | 7 |
#2 | Williams Jason | 6 |
#3 | Christopher Keith J | 5 |
#4 | Foote Dean N | 4 |
#5 | Foote Dean Norman | 3 |
#6 | Kaminski John | 2 |
#7 | Seitz Kyle | 2 |
#8 | Pustanyk Randal H | 2 |
#9 | Foote Dean | 1 |
Publication | Filing date | Title |
---|---|---|
US2019032781A1 | Method and device for mounting shaft seals permitting eccentric motion | |
CA2974813A1 | Method and device for mounting shaft seals permitting eccentric motion | |
US2018100357A1 | Device for isolating a tool from axial vibration while maintaining conductor connectivity | |
CA2944572A1 | Device for isolating a tool from axial vibration while maintaining conductor connectivity | |
CA2899519A1 | Directional drilling motor | |
CA2878667A1 | Bearing stack for a down-hole drilling motor | |
CA2869885A1 | Seal for an oil sealed bearing assembly | |
CA2814297A1 | Universal joint for down hole drilling motor | |
CA2770979A1 | Method for transmission of data from a downhole sensor array |