Inventor
YAMAZAKI HARUO
JP19 patents
⚠️ This page may combine multiple inventors who share the name “YAMAZAKI HARUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRONICS CORP
9 patentsUS4423353ADec 27, 1983
High-pressure sodium lamp
MATSUSHITA ELECTRONICS CORP7 citations72
US4316122AFeb 16, 1982
High pressure sodium vapor discharge lamp
MATSUSHITA ELECTRONICS CORP15 citations72
US4095135AJun 13, 1978
Spherical-bulb fluorescent lamp
MATSUSHITA ELECTRONICS CORP18 citations72
US5646483AJul 8, 1997
Discharge lamp having cesium compound
MATSUSHITA ELECTRONICS CORP8 citations71
US4109175AAug 22, 1978
High pressure sodium vapor discharge lamp
MATSUSHITA ELECTRONICS CORP7 citations70
US4396856AAug 2, 1983
High-pressure sodium lamp
MATSUSHITA ELECTRONICS CORP5 citations62
US4983888AJan 8, 1991
Fluorescent lamp device
MATSUSHITA ELECTRONICS CORP6 citations61
US4510415AApr 9, 1985
Fluorescent lamp and process for fabricating the same
MATSUSHITA ELECTRONICS CORP2 citations61
US4423350ADec 27, 1983
Fluorescent lamp and process for fabricating the same
MATSUSHITA ELECTRONICS CORP0 citations51
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
4 patentsUS6943499B2Sep 13, 2005
Cold-cathode fluorescent lamp
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations72
US6853139B2Feb 8, 2005
Cold-cathode discharge lamp and lamp device having reduced sputtering on internal lead-in wire
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations72
US6800997B2Oct 5, 2004
Cold-cathode fluorescent lamp
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations72
US7358675B2Apr 15, 2008
Low-pressure discharge lamp and back light device using same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations61
PANASONIC CORP
3 patentsUS7595583B2Sep 29, 2009
Cold-cathode fluorescent lamp and backlight unit
PANASONIC CORP2 citations62
US7839069B2Nov 23, 2010
Method for manufacturing direct backlight unit, fluorescent lamp and backlight unit
PANASONIC CORP4 citations61
US7683550B2Mar 23, 2010
Low-pressure discharge lamp and back light device using the same
PANASONIC CORP2 citations61