Darrel Francis Coleman

Follow

Person

Boulder, CO, US

People

Patents Grantslast 30 patents

Information Patent Grant
Flow meter
- Patent number 9,459,126
- Issue date Oct 4, 2016
- Dieterich Standard, Inc.
- Donald Robert Verhaagen
- G01 - MEASURING TESTING
Information Patent Grant
Process measurement probe bottoming indicator
- Patent number 9,383,236
- Issue date Jul 5, 2016
- Dieterich Standard, Inc.
- Alan Blaine Kempner
- G01 - MEASURING TESTING
Information Patent Grant
High pressure mounting with positive lock
- Patent number 4,645,242
- Issue date Feb 24, 1987
- Dieterich Standard Corp.
- Darrel F. Coleman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pitot type flow measuring device and method of mounting
- Patent number 4,559,836
- Issue date Dec 24, 1985
- Dieterich Standard Corp.
- Darrel F. Coleman
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
PROCESS MEASUREMENT PROBE BOTTOMING INDICATOR
- Publication number 20160084688
- Publication date Mar 24, 2016
- Dieterich Standard, Inc.
- Alan Blaine Kempner
- G01 - MEASURING TESTING
Information Patent Application
FLOW METER
- Publication number 20150300850
- Publication date Oct 22, 2015
- Dieterich Standard, Inc.
- Donald Robert Verhaagen
- G01 - MEASURING TESTING