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Serhiy KOROSTENSKY
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Fairfield, CT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Rotary steerable tool with proportional control valve
Patent number
11,624,237
Issue date
Apr 11, 2023
APS Technology, Inc.
Carl Allison Perry
E21 - EARTH DRILLING MINING
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Patent Grant
Rotary steerable tool with proportional control valve
Patent number
11,162,303
Issue date
Nov 2, 2021
APS Technology, Inc.
Carl A. Perry
E21 - EARTH DRILLING MINING
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Patent Grant
Sealing assembly and related methods
Patent number
11,021,910
Issue date
Jun 1, 2021
APS Technology, Inc.
William Evans Turner
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
ROTARY STEERABE TOOL WITH PROPORTIONAL CONTROL VALVE
Publication number
20220049552
Publication date
Feb 17, 2022
APS Technology, Inc.
Carl Allison PERRY
E21 - EARTH DRILLING MINING
Information
Patent Application
SEALING ASSEMBLY AND RELATED METHODS
Publication number
20210095527
Publication date
Apr 1, 2021
APS Technology, Inc.
William Evans TURNER
E21 - EARTH DRILLING MINING
Information
Patent Application
ROTARY STEERABLE TOOL WITH PROPORTIONAL CONTROL VALVE
Publication number
20200392790
Publication date
Dec 17, 2020
APS Technology, Inc.
Carl A. PERRY
E21 - EARTH DRILLING MINING