John LEBLANC

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Spring, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Gas handler, riser assembly, and method
- Patent number 9,109,405
- Issue date Aug 18, 2015
- Hydril USA Distribution LLC
- William L. Carbaugh
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Gas handler, riser assembly, and method
- Patent number 8,413,724
- Issue date Apr 9, 2013
- Hydril USA Manufacturing LLC
- William Carbaugh
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Gas Handler, Riser Assembly, and Method
- Publication number 20120132432
- Publication date May 31, 2012
- HYDRIL USA MANUFACTURING LLC
- William CARBAUGH
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE