HK

Hiroyuki Kiyoku

Nichia: 7 patents #276 of 1,531Top 20%
NI Nichia Chemical Industries: 6 patents #9 of 40Top 25%
📍 Tokushima, JP: #123 of 1,059 inventorsTop 15%
Overall (All Time): #386,627 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
RE42770 Nitride semiconductor device having a nitride semiconductor substrate and an indium containing active layer Shuji Nakamura, Tokuya Kozaki, Naruhito Iwasa, Kazuyuki Chocho 2011-10-04
7442254 Nitride semiconductor device having a nitride semiconductor substrate and an indium containing active layer Shuji Nakamura, Tokuya Kozaki, Naruhito Iwasa, Kazuyuki Chocho 2008-10-28
7154128 Nitride semiconductor growth method, nitride semiconductor substrate, and nitride semiconductor device Shuji Nakamura, Tokuya Kozaki, Naruhito Iwasa, Kazuyuki Chocho 2006-12-26
7083679 Nitride semiconductor growth method, nitride semiconductor substrate, and nitride semiconductor device Shuji Nakamura, Tokuya Kozaki, Naruhito Iwasa, Kazuyuki Chocho 2006-08-01
6940103 Nitride semiconductor growth method, nitride semiconductor substrate and nitride semiconductor device Shuji Nakamura, Tokuya Kozaki, Naruhito Iwasa, Kazuyuki Chocho 2005-09-06
6900465 Nitride semiconductor light-emitting device Shuji Nakamura, Shinichi Nagahama, Naruhito Iwasa 2005-05-31
6861729 Nitride semiconductor substrate and method for manufacturing the same, and nitride semiconductor device using nitride semiconductor substrate Tokuya Kozaki, Kazuyuki Chocho, Hitoshi Maegawa 2005-03-01
6756611 Nitride semiconductor growth method, nitride semiconductor substrate, and nitride semiconductor device Shuji Nakamura, Tokuya Kozaki, Naruhito Iwasa, Kazuyuki Chocho 2004-06-29
6627520 Nitride semiconductor substrate and method for manufacturing the same, and nitride semiconductor device using nitride semiconductor substrate Tokuya Kozaki, Kazuyuki Chocho, Hitoshi Maegawa 2003-09-30
6627974 Nitride semiconductor substrate and method for manufacturing the same, and nitride semiconductor device using nitride semiconductor substrate Tokuya Kozaki, Kazuyuki Chocho, Hitoshi Maegawa 2003-09-30
6580099 Nitride semiconductor light-emitting devices Shuji Nakamura, Shinichi Nagahama, Naruhito Iwasa 2003-06-17
6153010 Method of growing nitride semiconductors, nitride semiconductor substrate and nitride semiconductor device Shuji Nakamura, Tokuya Kozaki, Naruhito Iwasa, Kazuyuki Chocho 2000-11-28
5777350 Nitride semiconductor light-emitting device Shuji Nakamura, Shinichi Nagahama, Naruhito Iwasa 1998-07-07