Inventor
HORIKAWA YOSHIHIRO
JP16 patents
⚠️ This page may combine multiple inventors who share the name “HORIKAWA YOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
USHIO ELECTRIC INC
12 patentsUS6271628B1Aug 7, 2001
High pressure lamp with specific amount of mercury, halogen and wall loading
USHIO ELECTRIC INC48 citations92
US7845805B2Dec 7, 2010
Discharge lamp lighting apparatus and projector
USHIO ELECTRIC INC9 citations83
US6461020B2Oct 8, 2002
Reflector for a high pressure discharge lamp device
USHIO ELECTRIC INC6 citations73
US6060830AMay 9, 2000
High pressure mercury lamp
USHIO ELECTRIC INC10 citations73
US5986402ANov 16, 1999
Metal halide lamp
USHIO ELECTRIC INC12 citations73
US7211956B2May 1, 2007
Short arc ultra-high pressure mercury lamp with rounded end faces of coil tips and process of producing such a lamp
USHIO ELECTRIC INC6 citations60
US7800307B2Sep 21, 2010
Electrode and extra-high pressure discharge lamp using the same
USHIO ELECTRIC INC2 citations59
US7057346B2Jun 6, 2006
Short arc ultra-high pressure mercury lamp and method for the production thereof
USHIO ELECTRIC INC2 citations59
US7002299B2Feb 21, 2006
Discharge lamp with specific amounts of halogen, oxygen, hydrogen and carbon
USHIO ELECTRIC INC3 citations53
US7468584B2Dec 23, 2008
Discharge lamp with a discharge filling having a measured emission intensity of argon to OH radicals and method of manufacturing the same
USHIO ELECTRIC INC2 citations52
US7588352B2Sep 15, 2009
Optical apparatus
USHIO ELECTRIC INC1 citations50
US9166360B2Oct 20, 2015
Laser light source apparatus
USHIO ELECTRIC INC0 citations37