Jeffery W. MAINZER

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Cary, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
High pressure detachable/retractable stopper plug
- Patent number 10,914,389
- Issue date Feb 9, 2021
- Operations Technology Development, NFP
- Jeffery W. Mainzer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Detachable system to shut off pressure flow in pipes
- Patent number 10,801,657
- Issue date Oct 13, 2020
- Operations Technology Development, NFP
- Jeffery W. Mainzer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
HIGH PRESSURE DETACHABLE/RETRACTABLE STOPPER PLUG
- Publication number 20190338858
- Publication date Nov 7, 2019
- OPERATIONS TECHNOLOGY DEVELOPMENT, NFP
- Jeffery W. MAINZER
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
DETACHABLE SYSTEM TO SHUT OFF PRESSURE FLOW IN PIPES
- Publication number 20180238483
- Publication date Aug 23, 2018
- OPERATIONS TECHNOLOGY DEVELOPMENT, NFP
- Jeffery W. MAINZER
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...