Per Angman — 66 Patents at Tescom

Per Angman has been granted 66 US patents while listed as an inventor at Tescom. The first was granted in 1995 and the most recent in June 2025. Per Angman ranks #32,599 of 4,157,543 US inventors in our database (top 0.78%). Patent records list Per Angman in Calgary, AB, CA.

Issued Patents All Time

Showing 1–25 of 66 patents

Patent #	Title	Co-Inventors	Date
12338709	Multi-position sleeve assembly, systems, and methods for use in a wellbore	Sean Goodwin, Scott Sherman	2025-06-24
12060756	Coupled downhole shifting and treatment tools and methodology for completion and production operations	Allan Petrella, Mark Andreychuk	2024-08-13
11959359	Sleeve valves, shifting tools and methods for wellbore completion operations therewith	Mark Andreychuk	2024-04-16
11952858	Isolation tool and methods of use thereof	Mark Andreychuk, Scott Sherman	2024-04-09
11905798	Power-generating apparatus for downhole tubulars	—	2024-02-20
11649696	Wireline completion tool and method	Mark Andreychuk	2023-05-16
11480030	Thermal expansion actuation system for sleeve shifting	Mark Andreychuk, Allan Petrella, Matthew H. Brown	2022-10-25
11365606	Downhole sleeve assembly and sleeve actuator therefor	Mark Andreychuk, Allan Petrella, David C. Parks	2022-06-21
11346169	Sleeve valves, shifting tools and methods for wellbore completion operations therewith	Mark Andreychuk	2022-05-31
11319802	Downhole operations using remote operated sleeves and apparatus therefor	Mark Andreychuk, Allan Petrella	2022-05-03
11261682	Mode selector for a downhole tool	Matthew H. Brown, David C. Parks, Allan Petrella, Mark Andreychuk	2022-03-01
11215048	System and method for monitoring and controlling fluid flow	Allan Petrella, Matthew H. Brown, Mark Andreychuk	2022-01-04
11208871	Apparatus, systems and methods for completion operations	Vitaliy Shpak, Matthew H. Brown, Mark Andreychuk	2021-12-28
10975642	Shifting tool for a downhole tool	Mark Andreychuk	2021-04-13
10961808	Tension release packer for a bottomhole assembly and methods of use	Mark Andreychuk	2021-03-30
10871054	Closeable sleeve assembly and method of use	Mark Andreychuk, Allan Petrella	2020-12-22
10704383	Downhole operations using remote operated sleeves and apparatus therefor	Mark Andreychuk, Allan Petrella	2020-07-07
10662750	Methods and electrically-actuated apparatus for wellbore operations	Mark Andreychuk, Allan Petrella	2020-05-26
10605061	Bottom hole assembly for wellbore completion	Mark Andreychuk, Allan Petrella	2020-03-31
10605045	Downhole tool having a shock-absorbing sleeve	Kevin GRAF, Chris BAUDISTEL, Mark Andreychuk	2020-03-31
10472919	Tension release packer for a bottomhole assembly	Mark Andreychuk	2019-11-12
10472928	Downhole sleeve assembly and sleeve actuator therefor	Mark Andreychuk, Allan Petrella, David C. Parks	2019-11-12
10309164	Mixed form tubular centralizers and method of use	—	2019-06-04
10287866	Methods and electrically-actuated apparatus for wellbore operations	Mark Andreychuk, Allan Petrella	2019-05-14
10267140	Extendable/collapsible apparatus for fracture imaging and use of same	Mark Andreychuk, Allan Petrella	2019-04-23

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Per Angman — 66 Patents

Issued Patents All Time

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