Inventor
HIRAO TETSUJI
JP14 patents
⚠️ This page may combine multiple inventors who share the name “HIRAO TETSUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
USHIO ELECTRIC INC
8 patentsUS7944150B2May 17, 2011
Discharge lamp lighting apparatus and projector
USHIO ELECTRIC INC9 citations82
US8342695B2Jan 1, 2013
High pressure discharge lamp lighting apparatus and projector
USHIO ELECTRIC INC8 citations81
US8384296B2Feb 26, 2013
High pressure discharge lamp lighting apparatus and projector
USHIO ELECTRIC INC2 citations61
US7960923B2Jun 14, 2011
High pressure discharge lamp lighting apparatus
USHIO ELECTRIC INC6 citations61
US6888311B2May 3, 2005
Ultrahigh pressure mercury lamp with an anode configured to have a high thermal capacity
USHIO ELECTRIC INC2 citations61
US6815895B2Nov 9, 2004
Ultra-high pressure mercury lamp
USHIO ELECTRIC INC4 citations61
US8044334B2Oct 25, 2011
High-pressure discharge lamp light source device having a power supply device with a switching state for switching from a direct current drive in a standby state to an alternating current drive in an operating state and projector
USHIO ELECTRIC INC6 citations55
US7733001B2Jun 8, 2010
Light source device
USHIO ELECTRIC INC0 citations51
SHISEIDO CO LTD
3 patentsUS11317851B2May 3, 2022
Skin spot evaluation apparatus, skin spot evaluation method and program
SHISEIDO CO LTD4 citations70
US7632633B2Dec 15, 2009
Method for determining the degree of protein oxidation in a skin sample using oxidized protein in stratum corneum as an indicator
SHISEIDO CO LTD4 citations62
US4666929AMay 19, 1987
Anthranilic acid ester derivatives and antiinflammatory and analgetic external preparations containing the same
SHISEIDO CO LTD3 citations57