Inventor
TAKEJI YASABURO
JP6 patents
Patents
6 patentsUS6724144B2Apr 20, 2004
Discharge lamp
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Electric discharge lamp
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US6495960B1Dec 17, 2002
Discharge lamp
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US4156550AMay 29, 1979
Process for fabricating high sodium vapor lamp
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US6538379B2Mar 25, 2003
Discharge lamp
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US5565735AOct 15, 1996
Unsaturated vapor pressure type high pressure sodium lamp
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