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Dual fiber drive system
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Patent number 5,224,111
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Issue date Jun 29, 1993
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International Business Machines Corporation
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George R. Stilwell
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Optical fiber system
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Patent number 5,157,530
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Issue date Oct 20, 1992
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International Business Machines Corporation
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Mitchell L. Loeb
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Pluggable terminal architecture
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Patent number 4,527,285
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Issue date Jul 2, 1985
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International Business Machines Corporation
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Dennis H. Kekas
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G06 - COMPUTING CALCULATING COUNTING
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Fiber optics light switch
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Patent number 4,245,886
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Issue date Jan 20, 1981
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International Business Machines Corporation
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James S. Kolodzey
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G02 - OPTICS
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Writing and erasing in AC plasma displays
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Patent number 4,104,563
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Issue date Aug 1, 1978
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International Business Machines Corporation
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Eugene Stewart Schlig
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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