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Reproduction device
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Patent number 6,178,288
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Issue date Jan 23, 2001
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Matsushita Electric Industrial Co., Ltd.
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Yoshifumi Yanagawa
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G11 - INFORMATION STORAGE
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Speed controller
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Patent number 4,879,754
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Issue date Nov 7, 1989
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Matsushita Electric Industrial Co., Ltd.
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Kunihira Tadashi
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Servo system
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Patent number 4,636,696
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Issue date Jan 13, 1987
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Matsushita Electric Industrial Co., Ltd.
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Hiroshi Minakuchi
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER