Inventor
HIRUTA TOSHIO
JP13 patents
⚠️ This page may combine multiple inventors who share the name “HIRUTA TOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HARISON TOSHIBA LIGHTING CORP
7 patentsUS6873109B2Mar 29, 2005
Metal halide discharge lamp, lighting device for metal halide discharge lamp, and illuminating apparatus using metal halide discharge lamp
HARISON TOSHIBA LIGHTING CORP36 citations95
US6353289B1Mar 5, 2002
Metal halide discharge lamp, lighting device for metal halide discharge lamp, and illuminating apparatus using metal halide discharge lamp
HARISON TOSHIBA LIGHTING CORP78 citations95
US6528946B2Mar 4, 2003
Compact-type metal halide discharge lamp
HARISON TOSHIBA LIGHTING CORP24 citations92
US7057349B2Jun 6, 2006
Lightening device for metal halide discharge lamp
HARISON TOSHIBA LIGHTING CORP3 citations62
US6879101B2Apr 12, 2005
Metal halide lamp with electrodes having a curved surface part and automotive headlamp apparatus
HARISON TOSHIBA LIGHTING CORP4 citations60
US7352132B2Apr 1, 2008
Metal halide lamp and metal halide lamp lighting device with improved emission power maintenance ratio
HARISON TOSHIBA LIGHTING CORP1 citations52
US7388332B2Jun 17, 2008
Metal vapor discharge lamp, floodlight projector and metal vapor discharge lamp lighting device
HARISON TOSHIBA LIGHTING CORP0 citations51
CITIZEN WATCH CO LTD
4 patentsUS4783772ANov 8, 1988
Wristwatch with pressure sensor
CITIZEN WATCH CO LTD182 citations97
US4261049AApr 7, 1981
Wristwatch with solar cells
CITIZEN WATCH CO LTD34 citations91
US5331608AJul 19, 1994
Electronic watch with an antenna for a receiving device
CITIZEN WATCH CO LTD48 citations90
US4291400ASep 22, 1981
Electronic timepiece
CITIZEN WATCH CO LTD4 citations61
TOSHIBA LIGHTING & TECHNOLOGY
2 patentsUS6495962B2Dec 17, 2002
Metal halide lamp and a vehicle lighting apparatus using the lamp
TOSHIBA LIGHTING & TECHNOLOGY39 citations92
US7242144B2Jul 10, 2007
High-pressure discharge lamp, high-pressure discharge lamp lighting device and automotive headlamp apparatus
TOSHIBA LIGHTING & TECHNOLOGY2 citations62