William D. Wightman

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Composite circular connector seal and method of use
- Patent number 10,753,170
- Issue date Aug 25, 2020
- Oceaneering International, Inc.
- Thomas H. Nguyen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Slip-on connector to grip and seal on smooth OD pipe/casing and met...
- Patent number 10,145,493
- Issue date Dec 4, 2018
- Oceaneering International, Inc.
- Forrest Earl Shanks
- E21 - EARTH DRILLING MINING
Information Patent Grant
Casing hanger running tool
- Patent number 4,712,621
- Issue date Dec 15, 1987
- Hughes Tool Company
- William D. Wightman
- E21 - EARTH DRILLING MINING
Information Patent Grant
Casing hanger locking device
- Patent number 4,641,708
- Issue date Feb 10, 1987
- Hughes Tool Company
- William D. Wightman
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
COMPOSITE CIRCULAR CONNECTOR SEAL AND METHOD OF USE
- Publication number 20160298416
- Publication date Oct 13, 2016
- OCEANEERING INTERNATIONAL, INC.
- Thomas H. Nguyen
- E21 - EARTH DRILLING MINING
Information Patent Application
Slip-On Connector to Grip and Seal on Smooth OD Pipe/Casing and Met...
- Publication number 20150048611
- Publication date Feb 19, 2015
- OCEANEERING INTERNATIONAL, INC.
- Forrest Earl Shanks II
- E21 - EARTH DRILLING MINING