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Patent applications and USPTO patent grants for Birdwell; William A..The latest application filed is for "method and device for converting solar power to electrical power".
Patent | Date |
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Method and Device for Converting Solar Power to Electrical Power App 20100065110 - Birdwell; William A. ;   et al. | 2010-03-18 |
Dynamic diffractive optical transform Grant 7,009,581 - Birdwell March 7, 2 | 2006-03-07 |
Dynamic diffractive optical transform App 20050017925 - Birdwell, William A. | 2005-01-27 |
Dynamic diffractive optical transform Grant 6,774,871 - Birdwell August 10, 2 | 2004-08-10 |
Dynamic diffractive optical transform App 20020180682 - Birdwell, William A. | 2002-12-05 |
Dynamic diffractive optical transform Grant 6,437,762 - Birdwell August 20, 2 | 2002-08-20 |
Diffractive optical switch with polarizing beam splitters Grant 5,877,876 - Birdwell March 2, 1 | 1999-03-02 |
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