David Horst

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Ashland, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Mechanical disconnect for rotation drive
- Patent number 11,898,405
- Issue date Feb 13, 2024
- The Charles Machine Works, Inc.
- David L. Horst
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mechanical disconnect for rotation drive
- Patent number 11,359,444
- Issue date Jun 14, 2022
- The Charles Machine Works, Inc.
- David L. Horst
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mechanical disconnect for rotation drive
- Patent number 10,563,458
- Issue date Feb 18, 2020
- American Augers, Inc.
- David Horst
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
MECHANICAL DISCONNECT FOR ROTATION DRIVE
- Publication number 20240151112
- Publication date May 9, 2024
- The Charles Machine Works, Inc.
- David L. Horst
- E21 - EARTH DRILLING MINING
Information Patent Application
MECHANICAL DISCONNECT FOR ROTATION DRIVE
- Publication number 20220307334
- Publication date Sep 29, 2022
- The Charles Machine Works, Inc.
- David L. Horst
- E21 - EARTH DRILLING MINING
Information Patent Application
Mechanical Disconnect For Rotation Drive
- Publication number 20200165885
- Publication date May 28, 2020
- The Charles Machine Works, Inc.
- David L. Horst
- E21 - EARTH DRILLING MINING
Information Patent Application
Mechanical Disconnect For Rotation Drive
- Publication number 20180179822
- Publication date Jun 28, 2018
- American Augers, Inc.
- David Horst
- E21 - EARTH DRILLING MINING