Patent Inventor: Michael J. O'Callaghan

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Spatial light modulators with changeable phase masks for use in holographic data storage
Inventor: Handschy, et al. | Patent Number: 8134771

Phase masks for use in holographic data storage
Inventor: Handschy, et al. | Patent Number: 8107344

Spatial light modulators with changeable phase masks for use in holographic data storage
Inventor: Handschy, et al. | Patent Number: 7733557

Phase masks for use in holographic data storage
Inventor: Handschy, et al. | Patent Number: 7656768

Ferroelectric liquid crystal infrared chopper
Inventor: O'Callaghan, et al. | Patent Number: 6580078

Miniature display apparatus and method
Inventor: O'Callaghan | Patent Number: 6525709

Optical correlator having multiple active components formed on a single integrated circuit
Inventor: O'Callaghan | Patent Number: 6369933

Optical correlator having multiple active components formed on a single integrated circuit
Inventor: O'Callaghan | Patent Number: 6247037

$Diffractive light modulator$

Diffractive light modulator
Inventor: O'Callaghan, et al. | Patent Number: 5552916

$Diffractive light modulator$

Diffractive light modulator
Inventor: O'Callaghan, et al. | Patent Number: 5182665

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