BAKKE OIL TOOLS AS has a total of 42 patent applications. Its first patent ever was published in 1994. It filed its patents most often in Norway, Canada and Australia. Its main competitors in its focus markets civil engineering, engines, pumps and turbines and mechanical elements are XIAN DIANTHUS ENERGY TECH CO LTD, HYDRAULIC DRILLING EQUIPMENT L and STARSE ENERGY AND TECH GROUP CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Norway | 13 | |
#2 | Canada | 8 | |
#3 | Australia | 7 | |
#4 | United States | 5 | |
#5 | United Kingdom | 3 | |
#6 | WIPO (World Intellectual Property Organization) | 3 | |
#7 | EPO (European Patent Office) | 2 | |
#8 | Argentina | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Engines, pumps and turbines | |
#3 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Earth drilling | |
#2 | Positive-displacement engines | |
#3 | Venting or aerating devices | |
#4 | Servomotors | |
#5 | Pipes |
# | Name | Total Patents |
---|---|---|
#1 | Bakke Stig | 27 |
#2 | Akselberg Frank | 7 |
#3 | Bakke Stig Erling | 4 |
#4 | Bertelsen Olaf | 3 |
Publication | Filing date | Title |
---|---|---|
EP1460234A1 | A device and a method for disconnecting a tool from a pipe string | |
GB0328589D0 | Method and device for pressure controlled sequential operation | |
GB0327341D0 | Apparatus and method for orientating a downhole control tool | |
CA2444454A1 | Pressure compensated pilot operated check valve | |
EP1336025A1 | Hydraulic cam motor | |
WO9819041A1 | Impact tool | |
AU1560197A | An orientation device, particularly for a drilling tool or well equipment | |
AU1814397A | Hydraulically releasable coupling | |
AU2754595A | Hydraulic disconnection device | |
WO9418428A1 | Bidirectional hydraulic jar |