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High pressure discharge lamp lighting device and lighting fixture using the same Grant 8,232,746 - Yufuku , et al. July 31, 2 | 2012-07-31 |
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High Pressure Discharge Lamp Lighting Apparatus And Lighting Fixture App 20110037406 - Matsuzaki; Nobutoshi ;   et al. | 2011-02-17 |
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High Pressure Discharge Lamp Lighting Device And Lighting Fixture Using The Same App 20100327775 - Komatsu; Naoki ;   et al. | 2010-12-30 |
High Pressure Discharge Lamp Lighting Device And Lighting Fixture Using The Same App 20100327776 - Yufuku; Akira ;   et al. | 2010-12-30 |
Electronic Ballast With Grounding Spacer And Insulating Filler App 20100195297 - Matsuzaki; Nobutoshi ;   et al. | 2010-08-05 |
Lighting device for a high-pressure discharge lamp and lighting equipment employing same Grant 7,759,878 - Yufuku , et al. July 20, 2 | 2010-07-20 |
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High Voltage Discharge Lamp Lighting Device App 20100013398 - Matsuzaki; Nobutoshi ;   et al. | 2010-01-21 |
Discharge Lamp Lighting Device And Light Fixture App 20090236999 - Yufuku; Akira ;   et al. | 2009-09-24 |
Discharge lamp lighting device, and lighting equipment and lighting system using the device Grant 7,557,523 - Goriki , et al. July 7, 2 | 2009-07-07 |
Discharge-lamp Lighting Device And Luminaire App 20090146579 - Goriki; Takeshi ;   et al. | 2009-06-11 |
Discharge lamp lighting device, lighting system and method Grant 7,469,940 - Sun , et al. December 30, 2 | 2008-12-30 |
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Discharge Lamp Lighting Device, Lighting System And Method App 20080143270 - SUN; Yiyoung Tony ;   et al. | 2008-06-19 |
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Discharge Lamp Lighting Device, and Lighting Equipment and Lighting System Using the Device App 20080030143 - Goriki; Takeshi ;   et al. | 2008-02-07 |
Discharge lamp lighting device, lighting system and method App 20070210727 - Sun; Yiyoung Tony ;   et al. | 2007-09-13 |
Lighting device for a high-pressure discharge lamp and lighting equipment employing same App 20070103100 - Yufuku; Akira ;   et al. | 2007-05-10 |
Discharge lamp lighting device and illiminator App 20060164842 - Goriki; Takeshi ;   et al. | 2006-07-27 |
Method and circuit for driving a gas discharge lamp Grant 6,864,645 - Sun , et al. March 8, 2 | 2005-03-08 |
Method and circuit for driving a gas discharge lamp App 20040183463 - Sun, Yiyoung Tony ;   et al. | 2004-09-23 |
Discharge lamp lighting device of high startability with high pulse voltage Grant 6,437,515 - Kamoi , et al. August 20, 2 | 2002-08-20 |
Driving circuit for high intensity discharge lamp electronic ballast Grant 6,020,691 - Sun , et al. February 1, 2 | 2000-02-01 |