Forward Citations = 18

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5 inventors (with patents filed for the assignee):

Wayne D Kipp (5 out of 6 patents)

Ronald Pettapiece (5 out of 5 patents)

Sean Timothy Halloran (1 out of 4 patents)

4. Chiranjit Saha (1 out of 1 patent)

5. Jarrod David Chapman (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 11767749 - Inertial compensation for a quill oscillator (2023-09-26),

2. 10519725 - Hydraulic multi-displacement hoisting cylinder system (2019-12-31),

3. 10415368 - Autodrilling system for control of operation of a hydraulic drilling rig (2019-09-17),

4. 10246951 - Hydraulic multi-displacement hoisting cylinder system (2019-04-02),

5. 10138723 - Autodrilling system for control of operation of a hydraulic drilling rig (2018-11-27),

6. 9726003 - Systems and methods for automatic drilling of wellbores (2017-08-08),

Company Overview

Ensign Drilling Inc. is a leading global provider of oilfield services. With a fleet of well-maintained drilling rigs and a team of experienced professionals, we offer a range of drilling solutions to meet our clients' needs. Our commitment to safety, efficiency, and customer satisfaction sets us apart in the industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

6 Patents

#176 in Calgary

#2,414 in Canada

Calgary, Canada

Ensign Drilling Inc.

Forward Citations = 18

5 inventors:

Wayne D Kipp (5 out of 6 patents)

Ronald Pettapiece (5 out of 5 patents)

Sean Timothy Halloran (1 out of 4 patents)

4. Chiranjit Saha (1 out of 1 patent)

5. Jarrod David Chapman (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ensign Drilling Inc.. Retrieved from https://idiyas.com/company/ensign-drilling

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]