YK

Yoichi Kawakami

UN Unknown: 10 patents #823 of 83,584Top 1%
Nichia: 4 patents #472 of 1,531Top 35%
Sharp Kabushiki Kaisha: 4 patents #3,475 of 10,731Top 35%
YA Yanchers: 3 patents #1 of 6Top 20%
KU Kyoto University: 3 patents #177 of 1,688Top 15%
TC Toko Co.: 1 patents #92 of 196Top 50%
KC Kansai Technology Licensing Organization Co.: 1 patents #2 of 26Top 8%
UK Ushio Denki Kabushiki Kaisha: 1 patents #309 of 583Top 55%
Caltech: 1 patents #2,143 of 4,321Top 50%
Overall (All Time): #263,291 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12249628 Method of forming p-type nitride semiconductor layer Katsuhiro KISHIMOTO, Mitsuru Funato, Kunimichi OMAE 2025-03-11
8686401 Ultraviolet irradiation apparatus Mitsuru Funato, Takao Oto, Ryan Ganipan Banal, Masanori Yamaguchi, Ken Kataoka +1 more 2014-04-01
8479308 Scanning probe microscope and method for detecting proximity of probes thereof Katsuhito Nishimura, Mitsuru Funato, Akio Kaneta, Tsuneaki Hashimoto 2013-07-02
8287760 Light-emitting apparatus, phosphorescent portion, and method of producing the same Masaya Ishida, Tatsuya Morioka, Daisuke Hanaoka, Mototaka Taneya, Shigeo Fujita +3 more 2012-10-16
8114286 Water treatment device 2012-02-14
7867528 Method for producing bread 2011-01-11
7834434 LED illumination system Junichi Shimada 2010-11-16
7736019 Lighting system Junichi Shimada, Motokazu Yamada, Masaru Kato 2010-06-15
7700001 Light-emitting apparatus, phosphor and method of producing it Masaya Ishida, Tatsuya Morioka, Daisuke Hanaoka, Mototaka Taneya, Shigeo Fujita +3 more 2010-04-20
7626327 Lighting apparatus with filter Junichi Shimada, Motokazu Yamada 2009-12-01
7560859 Fluorescent material having two layer structure and light emitting apparatus employing the same Shigeo Fujita, Tatsuya Morioka, Shizuo Fujita, Mitsuru Funato, Masafumi Harada +1 more 2009-07-14
7400029 LED illumination system Junichi Shimada 2008-07-15
7348600 Nitride semiconductor device, and its fabrication process Yukio Narukawa, Isamu Niki, Axel Scherer, Koichi Okamoto, Mitsuru Funato +1 more 2008-03-25
7058103 Light-emitting apparatus, phosphor, and method of producing it Masaya Ishida, Tatsuya Morioka, Daisuke Hanaoka, Mototaka Taneya, Shigeo Fujita +3 more 2006-06-06
6876009 Nitride semiconductor device and a process of manufacturing the same Yukio Narukawa, Isamu Niki, Axel Scherer, Koichi Okamoto, Mitsuru Funato +1 more 2005-04-05
6629762 Electric field sensor using liquid crystal and three-dimensional movie player/recorder using the same Koichi Okamoto 2003-10-07
6554444 Gazing point illuminating device Jun Shimada, Shigeo Fujita 2003-04-29