Inventor
ARIMOTO TOMOYOSHI
JP29 patents
⚠️ This page may combine multiple inventors who share the name “ARIMOTO TOMOYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
USHIO ELECTRIC INC
23 patentsUS7023144B2Apr 4, 2006
Device for operation of a high pressure discharge lamp
USHIO ELECTRIC INC57 citations94
US7170237B2Jan 30, 2007
Device for operation of a high pressure discharge lamp
USHIO ELECTRIC INC26 citations92
US6927539B2Aug 9, 2005
Device and method for operating a high pressure discharge lamp
USHIO ELECTRIC INC21 citations92
US6597118B2Jul 22, 2003
High-pressure mercury lamp luminescent device and means of ignition
USHIO ELECTRIC INC34 citations92
US6002197ADec 14, 1999
Metal halide lamp light source device having conducting wire positioned to prevent it from casting a shadow
USHIO ELECTRIC INC23 citations92
US7122960B2Oct 17, 2006
Emission device for an ultra-high pressure mercury lamp
USHIO ELECTRIC INC31 citations90
US7239089B2Jul 3, 2007
Power supply apparatus for high pressure discharge lamp
USHIO ELECTRIC INC10 citations84
US6888321B2May 3, 2005
Device for operating a high pressure discharge lamp
USHIO ELECTRIC INC17 citations84
US6815910B2Nov 9, 2004
Device for operating a high pressure discharge lamp
USHIO ELECTRIC INC15 citations84
US6376998B1Apr 23, 2002
Feeding device for discharge lamp
USHIO ELECTRIC INC16 citations84
US5723944AMar 3, 1998
Metal halide lamp of the short arc type
USHIO ELECTRIC INC18 citations83
US7138769B2Nov 21, 2006
Device for operation of a high pressure discharge lamp and a projector device
USHIO ELECTRIC INC14 citations82
US6274983B1Aug 14, 2001
High pressure mercury lamp with particular electrode structure and emission device for a high-pressure mercury lamp
USHIO ELECTRIC INC15 citations82
US6867556B2Mar 15, 2005
Device for operating a high pressure discharge lamp
USHIO ELECTRIC INC10 citations74
US6914383B2Jul 5, 2005
Light source device
USHIO ELECTRIC INC4 citations63
US7960923B2Jun 14, 2011
High pressure discharge lamp lighting apparatus
USHIO ELECTRIC INC6 citations61
US7439691B2Oct 21, 2008
High pressure discharge lamp lighting device
USHIO ELECTRIC INC6 citations61
US5592050AJan 7, 1997
Metal halide lamp
USHIO ELECTRIC INC5 citations61
US7382093B2Jun 3, 2008
Device for operation of a discharge lamp of the short arc type
USHIO ELECTRIC INC4 citations57
US6960884B2Nov 1, 2005
Device for operating a short arc discharge mercury lamp
USHIO ELECTRIC INC2 citations57
US11062896B1Jul 13, 2021
High-pressure discharge lamp
USHIO ELECTRIC INC0 citations54
US9548196B2Jan 17, 2017
Discharge lamp
USHIO ELECTRIC INC0 citations48
US9633829B2Apr 25, 2017
Discharge lamp
USHIO ELECTRIC INC0 citations45