1
William A Birdwell: Diffractive optical switch with polarizing beam splitters. Apeldyn Corporation, William A Birdwell & Associates, March 2, 1999: US05877876 (85 worldwide citation)

A dynamic diffractive optical transform. An electric field pattern is created across a body of material, the material being characterized in that it has an optical transmission property which varies in response to of an electric potential applied across a portion thereof. The electric field pattern ...


2
William A Birdwell: Dynamic diffractive optical transform. Birdwell & Janke, August 10, 2004: US06774871 (63 worldwide citation)

A dynamic diffractive optical transform. An electric field pattern is created across a body of material, the material being characterized in that it has an optical transmission property which varies in response to of an electric potential applied across a portion thereof. The electric field pattern ...


3
William A Birdwell: Dynamic diffractive optical transform. Birdwell Janke & Durando, August 20, 2002: US06437762 (62 worldwide citation)

A dynamic diffractive optical transform. An electric field pattern is created across a body of material, the material being characterized in that it has an optical transmission property which varies in response to of an electric potential applied across a portion thereof. The electric field pattern ...


4
William A Birdwell: Dynamic diffractive optical transform. Birdwell & Janke, March 7, 2006: US07009581 (1 worldwide citation)

A dynamic diffractive optical transform. An electric field pattern is created across a body of material, the material being characterized in that it has an optical transmission property which varies in response to of an electric potential applied across a portion thereof. The electric field pattern ...


5
William A Birdwell: Dynamic diffractive optical transform. William A Birdwell, Birdwell & Janke, January 27, 2005: US20050017925-A1

A dynamic diffractive optical transform. An electric field pattern is created across a body of material, the material being characterized in that it has an optical transmission property which varies in response to of an electric potential applied across a portion thereof. The electric field pattern ...


6
William A Birdwell: Dynamic diffractive optical transform. Birdwell Janke & Durando, December 5, 2002: US20020180682-A1

A dynamic diffractive optical transform. An electric field pattern is created across a body of material, the material being characterized in that it has an optical transmission property which varies in response to of an electric potential applied across a portion thereof. The electric field pattern ...


7
William A Birdwell, John Brockway Metcalf: Method and Device for Converting Solar Power to Electrical Power. Davis Wright Tremaine Portland, William A Birdwell, March 18, 2010: US20100065110-A1

A solar-to-electrical power conversion device. The conversion of broad energy band solar power to electrical power is accomplished by taking advantage of the fluorescence properties of materials that absorb solar power over a relatively broad range of energies and shift at least a portion of that po ...