ST

Seiichi Tokunaga

SC Sanyo Electric Co.: 6 patents #961 of 6,347Top 20%
📍 Tsukuba, JP: #644 of 2,818 inventorsTop 25%
Overall (All Time): #859,408 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8384101 Semiconductor light-emitting device Kunio Takeuchi 2013-02-26
8064492 Method of manufacturing semiconductor laser device, semiconductor laser device and light apparatus Yasuyuki Bessho, Hiroki Ohbo, Kunio Takeuchi, Yasumitsu Kunoh, Masayuki Hata 2011-11-22
7822087 Semiconductor laser device and method of manufacturing the same Masayuki Hata, Kunio Takeuchi 2010-10-26
7768204 Illumination device and manufacturing method thereof Tatsuya Kunisato, Takenori Goto, Masayuki Hata 2010-08-03
7539223 Light emitting device 2009-05-26
5873985 Process of making squid device having tilt-boundary junction Ryokan Yuasa, Shuji Fujiwara, Masao Nakao, Hiroaki Furukawa 1999-02-23