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Ultrasonic microscope
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Patent number 5,121,634
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Issue date Jun 16, 1992
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Olympus Optical Co., Ltd.
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Yasuo Sasaki
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G01 - MEASURING TESTING
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Ultrasonic microscope
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Patent number 5,042,304
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Issue date Aug 27, 1991
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Olympus Optical Co., Ltd.
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Yasuhiro Omura
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G01 - MEASURING TESTING
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Ultrasonic microscope
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Patent number 4,986,125
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Issue date Jan 22, 1991
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Olympus Optical Co., Ltd.
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Yasuhiro Omura
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G01 - MEASURING TESTING