Thomas Kotschy

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Burgdoft, DE

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Patents Grantslast 30 patents

Information Patent Grant
Tubular handling apparatus
- Patent number 11,162,308
- Issue date Nov 2, 2021
- Weatherford Technology Holdings, LLC
- Igor Stankovic
- E21 - EARTH DRILLING MINING
Information Patent Grant
Electric tong with onboard hydraulic power unit
- Patent number 10,787,869
- Issue date Sep 29, 2020
- Weatherford Technology Holdings, LLC
- Frank Wern
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tubular handling apparatus
- Patent number 8,752,636
- Issue date Jun 17, 2014
- Weatherford/Lamb, Inc.
- Martin Liess
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tubular handling apparatus
- Patent number 8,365,834
- Issue date Feb 5, 2013
- Weatherford/Lamb, Inc.
- Martin Liess
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
ELECTRIC TONG WITH ONBOARD HYDRAULIC POWER UNIT
- Publication number 20210010336
- Publication date Jan 14, 2021
- Weatherford Technology Holdings, LLC.
- Frank WERN
- E21 - EARTH DRILLING MINING
Information Patent Application
TUBULAR HANDLING APPARATUS
- Publication number 20200181991
- Publication date Jun 11, 2020
- Weatherford Technology Holdings, LLC.
- Igor STANKOVIC
- E21 - EARTH DRILLING MINING
Information Patent Application
ELECTRIC TONG WITH ONBOARD HYDRAULIC POWER UNIT
- Publication number 20190048671
- Publication date Feb 14, 2019
- Frank WERN
- E21 - EARTH DRILLING MINING
Information Patent Application
TUBULAR HANDLING APPARATUS
- Publication number 20130269926
- Publication date Oct 17, 2013
- Martin Liess
- E21 - EARTH DRILLING MINING
Information Patent Application
Tubular Handling Apparatus
- Publication number 20090274545
- Publication date Nov 5, 2009
- Martin Liess
- E21 - EARTH DRILLING MINING