KO

Kojiro Okuyama

PA Panasonic: 28 patents #581 of 21,108Top 3%
Sumitomo Electric Industries: 19 patents #1,151 of 21,551Top 6%
Overall (All Time): #60,205 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 1–25 of 47 patents

Patent #TitleCo-InventorsDate
11946606 Wavelength conversion member, light source device using same, projector and vehicle Yuki Ueda, Masayuki Hogiri, Yoshihisa Nagasaki 2024-04-02
11105482 Light source device, projector, and vehicle Masayuki Hogiri, Yuki Ueda, Yoshihisa Nagasaki 2021-08-31
10385264 Phosphor, method of producing same, and light-emitting device Yoshihisa Nagasaki, Takashi Ohbayashi 2019-08-20
10365551 Wavelength conversion member including phosphor Yoshihisa Nagasaki, Takashi Ohbayashi 2019-07-30
9651207 Oxychloride phosphor, light emitting device, lighting apparatus, and vehicle Mitsuru Nitta, Osamu Inoue, Seigo Shiraishi 2017-05-16
9644142 Red phosphor material and light-emitting device Osamu Inoue, Mitsuru Nitta, Seigo Shiraishi 2017-05-09
9523034 Phosphor, light-emitting device including said phosphor, projector, head-up display and vehicle including said light-emitting device Seigo Shiraishi, Mitsuru Nitta 2016-12-20
9518220 Red phosphor material and light-emitting device Osamu Inoue, Mitsuru Nitta, Seigo Shiraishi 2016-12-13
9416313 Yellow fluorescent substance, light-emitting device, illumination device, and vehicle Mitsuru Nitta, Seigo Shiraishi, Osamu Inoue, Yoshihisa Nagasaki, Takashi Ohbayashi 2016-08-16
9376617 Fluorescent material and light-emitting device Osamu Inoue, Mitsuru Nitta, Seigo Shiraishi 2016-06-28
9328877 Phosphor, light-emitting device, image pickup device, liquid crystal display device, lighting device, and vehicle Mitsuru Nitta, Seigo Shiraishi, Osamu Inoue, Yoshihisa Nagasaki, Takashi Ohbayashi 2016-05-03
9142733 Light source device including a high energy light source and a wavelength conversion member, illuminating device comprising the same, and vehicle Yoshihisa Nagasaki, Takashi Ohbayashi, Osamu Inoue, Mitsuru Nitta, Seigo Shiraishi 2015-09-22
9068117 Phosphor material and light-emitting device Osamu Inoue, Mitsuru Nitta, Seigo Shiraishi 2015-06-30
8957575 Rare earth aluminum garnet type phosphor and light-emitting device using the same Shozo Oshio 2015-02-17
8836206 Plasma display panel and phosphor 2014-09-16
8771548 Yttrium—aluminum—garnet-type phosphor Takashi Ohbayashi, Seigo Shiraishi 2014-07-08
8652356 Blue phosphor, and light-emitting device using the same Yayoi Okui, Seigo Shiraishi 2014-02-18
8624479 Plasma display panel 2014-01-07
8410677 Blue phosphor, light-emitting device, and plasma display panel Yayoi Kitamura, Seigo Shiraishi, Kazuhiko Sugimoto, Mituru Harada 2013-04-02
8366965 Blue phosphor, light-emitting device, and plasma display panel Yayoi Kitamura, Seigo Shiraishi, Kazuhiko Sugimoto, Mituru Harada 2013-02-05
8361347 Blue phosphor, and light-emitting device using the same Yayoi Okui, Seigo Shiraishi 2013-01-29
8236201 Blue phosphor, light-emitting device, and plasma display panel Yayoi Kitamura, Seigo Shiraishi, Masahiro Sakai 2012-08-07
8183778 Stoichiometric phosphor, and light emitting device and plasma display panel utilizing the phosphor Yayoi Okui, Seigo Shiraishi 2012-05-22
8169143 Plasma display panel having electron emitting material Yayoi Okui, Osamu Inoue, Seigo Shiraishi 2012-05-01
8142684 Method of manufacturing blue silicate phosphor, and blue silicate phosphor and light-emitting device Seigo Shiraishi, Masahiro Sakai, Takehiro Zukawa 2012-03-27