SS

Shiro Sakai

SC Seoul Semiconductor Co.: 14 patents #29 of 277Top 15%
SC Seoul Opto Device Co.: 12 patents #13 of 78Top 20%
SC Seoul Viosys Co.: 9 patents #86 of 300Top 30%
NC Nitride Semiconductors Co.: 9 patents #1 of 11Top 10%
UN Unknown: 8 patents #1,262 of 83,584Top 2%
DT Daido Tokushuko: 3 patents #51 of 382Top 15%
UT University Of Tokushima: 3 patents #2 of 80Top 3%
JC Japan Pionics Co.: 2 patents #30 of 76Top 40%
HK Hamamatsu Photonics K.K.: 2 patents #676 of 1,436Top 50%
NT Nagoya Institute Of Technology: 2 patents #16 of 159Top 15%
OC Osaka Gas Co.: 1 patents #252 of 689Top 40%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
NC N.P.S. Company: 1 patents #9 of 18Top 50%
Canon: 1 patents #14,899 of 19,416Top 80%
📍 Tokushima, JP: #16 of 1,059 inventorsTop 2%
Overall (All Time): #44,692 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 26–50 of 56 patents

Patent #TitleCo-InventorsDate
8084774 Light emitting device having light emitting elements Jin-Ping Ao, Yasuo Ono 2011-12-27
8039280 Light emitting diode and method of fabricating the same Yoshiki Naoi 2011-10-18
8026119 Method of fabricating semiconductor substrate and method of fabricating light emitting device Chang Youn Kim, Hwa Mok Kim, Joon Hee Lee, Soo Young Moon, Kyoung Wan Kim 2011-09-27
7956367 Light-emitting device having light-emitting elements connected in series Jin-Ping Ao, Yasuo Ono 2011-06-07
7897982 Light emitting device having common N-electrode Jin-Ping Ao, Yasuo Ono 2011-03-01
7760784 Laser diode having nano patterns and method of fabricating the same 2010-07-20
7700940 Gallium nitride-based compound semiconductor device Tomoya Sugahara 2010-04-20
7667237 Light emitting device having light emitting elements Jin-Ping Ao, Yasuo Ono 2010-02-23
7646031 Light emitting device having light emitting elements Jin-Ping Ao, Yasuo Ono 2010-01-12
7615793 AC driven light—emitting device Jin-Ping Ao, Yasuo Ono 2009-11-10
7569861 Light emitting device having light emitting elements Jin-Ping Ao, Yasuo Ono 2009-08-04
7417259 Light-emitting device having light-emitting elements Jin-Ping Ao, Yasuo Ono 2008-08-26
7372066 Gallium nitride compound semiconductor device and manufacturing method Hisao Sato, Tomoya Sugahara, Shinji Kitazawa, Yoshihiko Muramoto 2008-05-13
7067838 Gallium-nitride-based light-emitting apparatus Hisao Sato, Naoki Wada, Masahiro Kimura 2006-06-27
7015511 Gallium nitride-based light emitting device and method for manufacturing the same Tao Wang 2006-03-21
7005685 Gallium-nitride-based compound semiconductor device Yoshiki Naoi, Masashi Tsukihara 2006-02-28
6884647 Method for roughening semiconductor surface Yves Lacroix 2005-04-26
6861270 Method for manufacturing gallium nitride compound semiconductor and light emitting element 2005-03-01
6666921 Chemical vapor deposition apparatus and chemical vapor deposition method Yukichi Takamatsu, Yuji Mori, Hong-Xing Wang, Yoshiyasu Ishihama, Yutaka Amijima 2003-12-23
6610606 Method for manufacturing nitride compound based semiconductor device using an RIE to clean a GaN-based layer Yves Lacroix 2003-08-26
6592674 Chemical vapor deposition apparatus and chemical vapor deposition method Yukichi Takamatsu, Yuji Mori, Hiroyuki Naoi, Hong-Xing Wang, Yoshiyasu Ishihama +1 more 2003-07-15
6517885 Process for preparation of mustard powder and mustard cake Makoto Sakai, Hisao Tanaka 2003-02-11
6475882 Method for producing GaN-based compound semiconductor and GaN-based compound semiconductor device Tao Wang 2002-11-05
6436224 Method for joining polyolefin pipes and treatment for the joining Hiroyuki Nishimura, Yuji HIGUCHI, Shinichi Kawasaki, Hiroyuki Maeba, Hirofumi Ueda +1 more 2002-08-20
6198112 III-V compound semiconductor luminescent device Masaya Ishida 2001-03-06