YK

Yoshinobu Kawaguchi

Sharp Kabushiki Kaisha: 27 patents #542 of 10,731Top 6%
Overall (All Time): #146,289 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
10330267 Light emission body and illumination device Kazunori Annen, Yoshiyuki Takahira, Koji Takahashi, Yosuke Maemura, Tomohiro Sakaue 2019-06-25
10320147 Wavelength conversion member and light emitting device Yoshiyuki Takahira, Koji Takahashi, Kazunori Annen, Yosuke Maemura, Tomohiro Sakaue +1 more 2019-06-11
9660413 Nitride semiconductor light emitting device Takeshi Kamikawa 2017-05-23
9190806 Nitride semiconductor light emitting device Takeshi Kamikawa 2015-11-17
8735192 Nitride semiconductor light emitting device and method of fabricating nitride semiconductor laser device Takeshi Kamikawa 2014-05-27
8571083 Nitride semiconductor laser chip Takeshi Kamikawa 2013-10-29
8541796 Nitride semiconductor light emitting device and method of fabricating nitride semiconductor laser device Takeshi Kamikawa 2013-09-24
8400011 Illumination device, automotive lighting equipment, and vehicle Kenichi Yoshimura, Masamichi Harada, Katsuhiko Kishimoto 2013-03-19
8368095 Nitride semiconductor light emitting device and method of fabricating nitride semiconductor laser device Takeshi Kamikawa 2013-02-05
8367441 Nitride semiconductor light emitting device, method of manufacturing nitride semiconductor light emitting device, and nitride semiconductor transistor device Takeshi Kamikawa 2013-02-05
8368098 Light emitting device and manufacturing method thereof Takeshi Kamikawa 2013-02-05
8319235 Nitride semiconductor light-emitting device and method of manufacturing nitride semiconductor light-emitting device Takeshi Kamikawa 2012-11-27
8129732 Nitride semiconductor light-emitting device and method for fabrication thereof Masahumi Kondou, Takeshi Kamikawa 2012-03-06
8067255 Nitride semiconductor light emitting device, method of manufacturing nitride semiconductor light emitting device, and nitride semiconductor transistor device Takeshi Kamikawa 2011-11-29
7968898 Nitride semiconductor light emitting device, method of manufacturing nitride semiconductor light emitting device, and nitride semiconductor transistor device Takeshi Kamikawa 2011-06-28
7970035 Nitride semiconductor laser element and external-cavity semiconductor laser device Takeshi Kamikawa 2011-06-28
7940003 Light emitting device and method of fabricating a light emitting device Takeshi Kamikawa 2011-05-10
7928460 Light emitting element and manufacturing method thereof Toshiyuki Kawakami, Takeshi Kamikawa 2011-04-19
7820542 Nitride semiconductor light-emitting device and method for fabrication thereof Masahumi Kondou, Takeshi Kamikawa 2010-10-26
7792169 Nitride semiconductor light emitting device Takeshi Kamikawa 2010-09-07
7792172 Nitride semiconductor laser device Takeshi Kamikawa, Shigetoshi Ito 2010-09-07
7750363 Nitride semiconductor light-emitting device having an end face coating film and method of manufacturing the same Takeshi Kamikawa 2010-07-06
7701994 Nitride semiconductor light-emitting device and method for fabrication thereof Masahumi Kondou, Takeshi Kamikawa 2010-04-20
7697585 Semiconductor laser diode Ryuichi Sogabe, Takeshi Kamikawa 2010-04-13
7691653 Nitride semiconductor laser element and method for manufacturing the same Takeshi Kamikawa 2010-04-06