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Lighting circuit for discharge lamp
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Patent number 6,340,870
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Issue date Jan 22, 2002
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Koito Manufacturing Co., Ltd.
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Masayasu Yamashita
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Discharge-lamp lighting circuit
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Patent number 6,208,089
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Issue date Mar 27, 2001
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Koito Manufacturing Co., Ltd.
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Masayasu Ito
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H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Lighting circuit for discharge lamp
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Patent number 6,002,215
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Issue date Dec 14, 1999
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Koito Manufacturing Co., Ltd.
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Masayasu Yamashita
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H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Lighting circuit for discharge lamp
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Patent number 5,973,457
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Issue date Oct 26, 1999
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Koito Manufacturing Co., Ltd.
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Masayasu Yamashita
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H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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