TN

Toshio Nomaguchi

Sumitomo Electric Industries: 8 patents #3,473 of 21,551Top 20%
Overall (All Time): #653,166 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
8610148 Optical module installing optical device with identifying mark visually inspected after assembly thereof 2013-12-17
8038893 Method for producing semiconductor optical device 2011-10-18
7955880 Method of producing semiconductor optical device Tetsuya Hattori, Kazunori Fujimoto 2011-06-07
7947520 Semiconductor laser and method of making the same Hideki Yagi, Kenji Hiratsuka 2011-05-24
7871840 Method for manufacturing semiconductor optical device using inductive coupled plasma-enhance CVD Tetsuya Hattori 2011-01-18
7833882 Method of producing a semiconductor device by forming an oxide film on a resin layer Yukihiro Tsuji 2010-11-16
7553774 Method of fabricating semiconductor optical device 2009-06-30
7103081 DFB laser with ar coating selected to provide wide temperature range of operation 2006-09-05