Searching US Patent Collection...

	PAT. NO.		Title
1	4,506,303		Optical data recorder system
2	4,404,594		Imaging system with enlarged depth of field
3	4,221,465		Patching tape for diffractive subtractive filter viewgraphs
4	4,148,636		Broadening the spatial frequency pass band of a thermoplastic layer
5	4,142,204		Color image storage and display utilizing holography
6	4,137,077		Broadening the spatial frequency pass band of a thermoplastic layer
7	4,108,367		Token and reader for vending machines
8	4,094,584		Format for color diffractive subtractive filters
9	4,040,088		Adaptor for inter-relating an external audio input device with a standard television receiver, and an audio recording for use therewith
10	4,004,133		Credit card containing electronic circuit
11	3,942,013		Composite fission dosemeter for fast neutrons
12	3,898,375		Notch rejection filter
13	3,882,207		Process of producing double-sided holographic replicas
14	3,843,836		COLOR MOTION PICTURE FILM PLAYBACK SYSTEM
15	3,790,245		DOUBLE-SIDED HOLOGRAPHIC REPLICAS
16	3,785,712		PLAYING BACK REDUNDANT HOLOGRAMS BY SCANNING
17	3,778,128		GATED HOLOGRAPHIC CODING SYSTEM FOR REDUCING ALIGNMENT REQUIREMENTS
18	3,650,595		REDUNDANT, SPECKLE-FREE HOLOGRAM RECORDING APPARATUS
19	3,647,945		COLOR ENCODING SYSTEM UTILIZING TWO FILTERS ALTERNATELY FOR MINIMIZING EFFECTS OF IMAGE MISREGISTRATION AND IMAGE PICKUP DEVICE LAG
20	3,619,025		ELIMINATION OF THE EFFECTS OF SCRATCHES AND TWISTING IN A HOLOGRAPHIC MOTION PICTURE TAPE
21	3,601,465		HOLOGRAPHIC STORAGE AND RETRIEVAL OF INFORMATION
22	3,584,147		CROSSTALK REDUCTION IN FILM PLAYER
23	3,578,836		RETRIEVAL OF HOLOGRAPHICALLY RECORDED DATA
24	3,530,468		356/3.02 342/126
25	3,402,355		327/94 327/278 377/57
26	3,371,232		372/38.03 307/110 315/170 327/109 363/59
27	3,350,600		315/382 250/214VT 315/227R