NI

Naruhito Iwasa

NI Nichia Chemical Industries: 16 patents #2 of 40Top 5%
Nichia: 8 patents #239 of 1,531Top 20%
OC Osaka Soda Co.: 3 patents #12 of 87Top 15%
MC Meijo Nano Carbon Co.: 1 patents #2 of 28Top 8%
Overall (All Time): #141,766 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
12257631 Silver nanoparticles Takamichi Mori, Junichiro MINAMI, Masatoshi Okuda 2025-03-25
11697592 Method for producing carbon nanotubes Daigo Hirayama, Jitsuo Oda, Yasushi Miki, Hisato Kagawa, Takeshi Hashimoto +1 more 2023-07-11
10604600 Photocurable resin composition and cured product of same Hideaki Umakoshi, Hiroki Yamamoto 2020-03-31
8304790 Nitride semiconductor with active layer of quantum well structure with indium-containing nitride semiconductor Shuji Nakamura, Shinichi Nagahama 2012-11-06
RE42770 Nitride semiconductor device having a nitride semiconductor substrate and an indium containing active layer Hiroyuki Kiyoku, Shuji Nakamura, Tokuya Kozaki, Kazuyuki Chocho 2011-10-04
7442254 Nitride semiconductor device having a nitride semiconductor substrate and an indium containing active layer Hiroyuki Kiyoku, Shuji Nakamura, Tokuya Kozaki, Kazuyuki Chocho 2008-10-28
7166874 Nitride semiconductor with active layer of quantum well structure with indium-containing nitride semiconductor Shuji Nakamura, Shinichi Nagahama 2007-01-23
7166869 Nitride semiconductor with active layer of quantum well structure with indium-containing nitride semiconductor Shuji Nakamura, Shinichi Nagahama 2007-01-23
7154128 Nitride semiconductor growth method, nitride semiconductor substrate, and nitride semiconductor device Hiroyuki Kiyoku, Shuji Nakamura, Tokuya Kozaki, Kazuyuki Chocho 2006-12-26
7083679 Nitride semiconductor growth method, nitride semiconductor substrate, and nitride semiconductor device Hiroyuki Kiyoku, Shuji Nakamura, Tokuya Kozaki, Kazuyuki Chocho 2006-08-01
6940103 Nitride semiconductor growth method, nitride semiconductor substrate and nitride semiconductor device Hiroyuki Kiyoku, Shuji Nakamura, Tokuya Kozaki, Kazuyuki Chocho 2005-09-06
6900465 Nitride semiconductor light-emitting device Shuji Nakamura, Shinichi Nagahama, Hiroyuki Kiyoku 2005-05-31
6791103 Light-emitting gallium nitride-based compound semiconductor device Shuji Nakamura, Takashi Mukai 2004-09-14
6756611 Nitride semiconductor growth method, nitride semiconductor substrate, and nitride semiconductor device Hiroyuki Kiyoku, Shuji Nakamura, Tokuya Kozaki, Kazuyuki Chocho 2004-06-29
6580099 Nitride semiconductor light-emitting devices Shuji Nakamura, Shinichi Nagahama, Hiroyuki Kiyoku 2003-06-17
6469323 Light-emitting gallium nitride-based compound semiconductor device Shuji Nakamura, Takashi Mukai 2002-10-22
6215133 Light-emitting gallium nitride-based compound semiconductor device Shuji Nakamura, Takashi Mukai 2001-04-10
6153010 Method of growing nitride semiconductors, nitride semiconductor substrate and nitride semiconductor device Hiroyuki Kiyoku, Shuji Nakamura, Tokuya Kozaki, Kazuyuki Chocho 2000-11-28
6078063 Light-emitting gallium nitride-based compound semiconductor device Shuji Nakamura, Takashi Mukai 2000-06-20
5959307 Nitride semiconductor device Shuji Nakamura, Shinichi Nagahama 1999-09-28
5880486 Light-emitting gallium nitride-based compound semiconductor device Shuji Nakamura, Takashi Mukai 1999-03-09
5777350 Nitride semiconductor light-emitting device Shuji Nakamura, Shinichi Nagahama, Hiroyuki Kiyoku 1998-07-07
5747832 Light-emitting gallium nitride-based compound semiconductor device Shuji Nakamura, Takashi Mukai 1998-05-05
5734182 Light-emitting gallium nitride-based compound semiconducor device Shuji Nakamura, Takashi Mukai 1998-03-31
5578839 Light-emitting gallium nitride-based compound semiconductor device Shuji Nakamura, Takashi Mukai 1996-11-26