Charles A. Ewing

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Westbrook, ME, US

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Patents Grantslast 30 patents

Information Patent Grant
System and method for liquid delivery evaluation using solutions wi...
- Patent number 9,234,833
- Issue date Jan 12, 2016
- Artel, Inc.
- Richard H. Curtis
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for aspirating and dispensing liquid
- Patent number 8,850,903
- Issue date Oct 7, 2014
- Artel, Inc.
- Richard H. Curtis
- G01 - MEASURING TESTING
Information Patent Grant
System and method for liquid delivery evaluation using solutions wi...
- Patent number 8,404,158
- Issue date Mar 26, 2013
- Artel, Inc.
- Richard H. Curtis
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for aspirating and dispensing liquid
- Patent number 7,870,797
- Issue date Jan 18, 2011
- Artel, Inc.
- Richard H. Curtis
- G01 - MEASURING TESTING
Information Patent Grant
System and method for liquid delivery evaluation using solutions wi...
- Patent number 7,791,716
- Issue date Sep 7, 2010
- Artel, Inc.
- Ceara McNally
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for determining liquid volume
- Patent number 7,772,008
- Issue date Aug 10, 2010
- Artel, Inc.
- Richard H. Curtis
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR LIQUID DELIVERY EVALUATION USING SOLUTIONS WI...
- Publication number 20130214217
- Publication date Aug 22, 2013
- Artel, Inc.
- Richard H. Curtis
- G01 - MEASURING TESTING
Information Patent Application
APPARATUS AND METHOD FOR ASPIRATING AND DISPENSING LIQUID
- Publication number 20110126645
- Publication date Jun 2, 2011
- Artel, Inc.
- Richard H. Curtis
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SYSTEM AND METHOD FOR LIQUID DELIVERY EVALUATION USING SOLUTIONS WI...
- Publication number 20090250664
- Publication date Oct 8, 2009
- Artel, Inc.
- Richard H. Curtis
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SYSTEM AND METHOD FOR LIQUID DELIVERY EVALUATION USING SOLUTIONS WI...
- Publication number 20090251681
- Publication date Oct 8, 2009
- Artel, Inc.
- Ceara J. McNally
- G01 - MEASURING TESTING
Information Patent Application
Apparatus and Method for Aspirating and Dispensing Liquid
- Publication number 20070227271
- Publication date Oct 4, 2007
- Artel, Inc.
- Richard H. Curtis
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Method and apparatus for determining liquid volume
- Publication number 20070161114
- Publication date Jul 12, 2007
- Artel. Inc.
- Richard H. Curtis
- G01 - MEASURING TESTING