Inventor
OHKAWAI NOBUO
JP10 patents
Patents
10 patentsUS6354900B1Mar 12, 2002
Arc tube and fabricating method thereof
KOITO MFG CO LTD23 citations92
US5936349AAug 10, 1999
Arc tube having a pair of molybdenum foils, and method for its fabrication
KOITO MFG CO LTD31 citations92
US6411037B1Jun 25, 2002
Arc tube for discharge lamp device and method of manufacturing the same
KOITO MFG CO LTD14 citations83
US5877590AMar 2, 1999
Discharge lamp arc tube and method of producing the same
KOITO MFG CO LTD15 citations81
US6547619B1Apr 15, 2003
ARC tube for discharge lamp unit and method of manufacturing same
KOITO MFG CO LTD10 citations73
US6452334B1Sep 17, 2002
Arc tube with residual-compressive-stress layer for discharge lamp unit and method of manufacturing same
KOITO MFG CO LTD11 citations73
US5962976AOct 5, 1999
Molybdenum foils with yttrium oxide and recrystallization grains no more than 50 microns within the pinch seals of a metallic halide lamp
KOITO MFG CO LTD13 citations73
US5177397AJan 5, 1993
Discharge lamp assembly with insulating tubular member and metal band around pinch seal
KOITO MFG CO LTD11 citations72
US5993279ANov 30, 1999
Discharge lamp arc tube and method of producing the same
KOITO MFG CO LTD3 citations62
US6672923B1Jan 6, 2004
Method of manufacturing arc tube
KOITO MFG CO LTD0 citations41