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Video image mixing apparatus
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Patent number 5,636,312
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Issue date Jun 3, 1997
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Pioneer Electronic Corporation
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Manabu Okamoto
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Video game apparatus
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Patent number 5,390,938
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Issue date Feb 21, 1995
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Pioneer Electronic Corporation
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Noriyoshi Takeya
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A63 - SPORTS GAMES AMUSEMENTS
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Tracking servo system
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Patent number 5,150,344
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Issue date Sep 22, 1992
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Pioneer Electronic Corporation
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Munehiko Iwase
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G11 - INFORMATION STORAGE
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Servo device for disc player
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Patent number 5,050,149
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Issue date Sep 17, 1991
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Pioneer Electronic Corporation
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Hidehiro Ishii
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G11 - INFORMATION STORAGE
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Magazine-housed disk player
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Patent number 4,899,326
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Issue date Feb 6, 1990
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Pioneer Electronic Corporation
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Noriyoshi Takeya
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G11 - INFORMATION STORAGE
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