William D. Dickinson

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Medina, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Automatic fluid monitoring and sampling apparatus and method
- Patent number 5,299,141
- Issue date Mar 29, 1994
- American Sigma, Inc.
- William G. Hungerford
- G02 - OPTICS
Information Patent Grant
Fiber optic system and method
- Patent number 5,274,721
- Issue date Dec 28, 1993
- American Sigma, Inc.
- William D. Dickinson
- G02 - OPTICS
Information Patent Grant
Self-cycling pump apparatus and method
- Patent number 5,027,902
- Issue date Jul 2, 1991
- American Sigma, Inc.
- William D. Dickinson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Convertible and variable-length groundwater devices, components the...
- Patent number 5,028,213
- Issue date Jul 2, 1991
- American Sigma, Inc.
- William D. Dickinson
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Pump components for building pump, and methods of constructing and...
- Patent number 4,869,371
- Issue date Sep 26, 1989
- American Sigma, Inc.
- William D. Dickinson
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING