KF

Kenichi Fukuoka

IC Idemitsu Kosan Co.: 64 patents #13 of 1,237Top 2%
OP Optrex: 1 patents #21 of 56Top 40%
TK Toyoda Koki Kabushiki Kaisha: 1 patents #307 of 674Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #32,963 of 4,157,543Top 1%
66
Patents All Time

Issued Patents All Time

Showing 51–66 of 66 patents

Patent #TitleCo-InventorsDate
7651786 Organic electroluminescence device and organic light emitting medium Masahide Matsuura, Masakazu Funahashi, Chishio Hosokawa 2010-01-26
7233104 Color emission device Hitoshi Kuma, Mitsuru Eida, Chishio Hosokawa 2007-06-19
7221090 Blue organic electroluminescent device and display using same Satoshi Hachiya, Hitoshi Kuma, Chishio Hosokawa 2007-05-22
7175947 Light reflective structure, method for producing the same and display Ichiro Takasaki, Masao Ozeki, Haruki Mori, Takahiro Okuda 2007-02-13
6929871 Organic electric-field light-emitting element Takashi Arakane, Chishio Hosokawa 2005-08-16
6866947 Organic electroluminescence device emitting white light Sanae Tagami, Chishio Hosokawa 2005-03-15
6844210 Organic electroluminescence device and method of manufacturing same Mitsuru Eida 2005-01-18
6803120 Organic electroluminescence device emitting white light Sanae Tagami, Chishio Hosokawa 2004-10-12
6803121 Organic electroluminescence device Toshio Sakai, Hiroshi Tokairin, Chishio Hosokawa 2004-10-12
6713192 Organic electroluminescence device and organic light emitting medium Chishio Hosokawa 2004-03-30
6534199 Organic electroluminescence device and organic light emitting medium Chishio Hosokawa, Hisahiro Higashi, Hidetsugu Ikeda 2003-03-18
6525467 Organic electroluminescence display device and method of producing the same Mitsuru Eida 2003-02-25
6509109 Organic electroluminescent device Hiroaki Nakamura, Chishio Hosokawa, Hiroshi Tokailin 2003-01-21
6469438 Organic electroluminescence device with prescribed optical path length Mitsuru Eida 2002-10-22
5962962 Method of encapsulating organic electroluminescence device and organic electroluminescence device Masato Fujita 1999-10-05
5760503 Stepping motor having rotor sections with permanent magnets disposed thereon at a constant pitch Nuio Tsuchida 1998-06-02