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United States Utility Patents
5,087,980 - 5,087,989

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NumberTitle
5,087,980 Synchronization of recordings
5,087,981 Error diffusion of overlapping dots
5,087,982 Pulsed communication system
5,087,983 Light scanning device
5,087,984 Optical isolators employing oppositely signed faraday rotating materials
5,087,985 Polarizer for visible light
5,087,986 Multiport light distributor with mechanically inserted and withdrawn beam splitters
5,087,987 Color-corrected telecentric scan lens
5,087,988 Zoom lens
5,087,989 Objective optical system for endoscopes



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