SCIENT DRILLING CONTROLS has a total of 15 patent applications. Its first patent ever was published in 1971. It filed its patents most often in United States, Canada and Australia. Its main competitors in its focus markets civil engineering, measurement and telecommunications are HOUSHIYOU KK, EASTMAN OIL WELL SURVEY CO and IMDEX GLOBAL BV.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 | |
#2 | Canada | 2 | |
#3 | Australia | 1 | |
#4 | United Kingdom | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Measurement | |
#3 | Telecommunications | |
#4 | Basic communication technologies | |
#5 | Control | |
#6 | Transport |
# | Technology | |
---|---|---|
#1 | Earth drilling | |
#2 | Measuring distances | |
#3 | Measuring speed and acceleration | |
#4 | Pulse technique | |
#5 | Transmission | |
#6 | Geophysics | |
#7 | Systems controlling non-electric variables | |
#8 | Dry-docking of vessels |
# | Name | Total Patents |
---|---|---|
#1 | Zuvela Bernard R | 7 |
#2 | Isham Carroll E | 4 |
#3 | Elas Robert E | 4 |
#4 | Teys Raymond W | 3 |
#5 | Johnson Richard A | 2 |
#6 | Russell M | 1 |
#7 | Isham C | 1 |
Publication | Filing date | Title |
---|---|---|
US4325438A | Lengthening drill string containing an instrument | |
US4178567A | Period-modulated voltage controlled oscillator | |
US4181014A | Remote well signalling apparatus and methods | |
US4157619A | Inclination and direction responsive apparatus | |
US4143721A | Change in length of drill string containing an instrument | |
US4153120A | Change in length of drill string while instrument remains therein | |
US4139950A | Direction responsive flux gate unit | |
AU7637374A | Well surveying apparatus | |
CA1031074A | Well surveying apparatus | |
GB1463738A | Well surfeying apparatus | |
US3888201A | Auto-pilot | |
US3862499A | Well surveying apparatus | |
US3791043A | Indicating instruments | |
US3722605A | Apparatus and method for determining relative orientation of two wells |