Inventor
MATSUO TETSUJI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “MATSUO TETSUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANKEN ELECTRIC CO LTD
6 patentsUS7405431B2Jul 29, 2008
Light-emitting semiconductor device having an overvoltage protector
SANKEN ELECTRIC CO LTD42 citations91
US7659553B2Feb 9, 2010
Light-emitting semiconductor device protected against reflector metal migration
SANKEN ELECTRIC CO LTD18 citations84
US7199401B2Apr 3, 2007
Light-emitting semiconductor device
SANKEN ELECTRIC CO LTD5 citations61
US8981338B2Mar 17, 2015
Semiconductor photocathode and method for manufacturing the same
SANKEN ELECTRIC CO LTD3 citations59
US7687323B2Mar 30, 2010
Surface-roughening method
SANKEN ELECTRIC CO LTD1 citations51
US7893450B2Feb 22, 2011
Semiconductor light-emitting element and semiconductor light-emitting element manufacturing method
SANKEN ELECTRIC CO LTD1 citations50
MATSUO TETSUJI
3 patentsUS8120049B2Feb 21, 2012
Light-emitting semiconductor device
MATSUO TETSUJI7 citations81
US8217408B2Jul 10, 2012
Semiconductor light emitting device
MATSUO TETSUJI2 citations59
US8569796B2Oct 29, 2013
Semiconductor wafer and semiconductor device having multilayered nitride semiconductor layer
MATSUO TETSUJI0 citations48