Wray Sparling

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Calgary, CA

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Patents Grantslast 30 patents

Information Patent Grant
Brake system and controller for use with a wellhead direct drive
- Patent number 11,171,580
- Issue date Nov 9, 2021
- General Magnetic International Inc.
- Al Duerr
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Sucker rod shear couplers
- Patent number 10,221,633
- Issue date Mar 5, 2019
- Innovative Tool Technology Inc.
- Arnold Wollmann
- E21 - EARTH DRILLING MINING
Information Patent Grant
Diagnostic scanning apparatus
- Patent number 9,538,963
- Issue date Jan 10, 2017
- Aktiebolaget SKF
- Jeffrey Russell Smithanik
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Brake System and Controller for Use with a Wellhead Direct Drive
- Publication number 20170373613
- Publication date Dec 28, 2017
- Al Duerr
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Sucker Rod Shear Couplers
- Publication number 20170356252
- Publication date Dec 14, 2017
- Innovative Tool Technology Inc.
- Arnold Wollmann
- E21 - EARTH DRILLING MINING
Information Patent Application
DIAGNOSTIC SCANNING APPARATUS
- Publication number 20140270051
- Publication date Sep 18, 2014
- Siemens Aktiengesellschaft
- Jeffrey Russell Smithanik
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE