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Light source device
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Patent number 5,526,249
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Issue date Jun 11, 1996
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Olympus Optical Co., Ltd.
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Isamu Karasawa
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F21 - LIGHTING
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Ultrasonic diagnostic apparatus
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Patent number 4,957,112
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Issue date Sep 18, 1990
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Olympus Optical Co., Ltd.
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Takeshi Yokoi
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Ultrasonic diagnosis device
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Patent number 4,928,699
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Issue date May 29, 1990
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Olympus Optical Co., Ltd.
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Tsuguhisa Sasai
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE