KH

Keiji Horikawa

MC Murata Manufacturing Co.: 8 patents #980 of 5,295Top 20%
Sumitomo Electric Industries: 8 patents #3,473 of 21,551Top 20%
PA Panasonic: 6 patents #4,438 of 21,108Top 25%
JO Joled: 5 patents #91 of 392Top 25%
Overall (All Time): #145,576 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
10998526 Organic EL display panel including a multilayer sealing layer, organic EL display device, and manufacturing method thereof Kenji Harada, Akifumi Okigawa 2021-05-04
10396308 Organic EL display panel Akifumi Okigawa, Kenji Harada, Masaya Terai 2019-08-27
10347865 Organic EL display panel Kenji Harada, Yasuharu Shinokawa, Akifumi Okigawa 2019-07-09
10134532 Electric double-layer capacitor Takayuki Hata, Tadahiro Minamikawa 2018-11-20
9911547 Electric storage device and method for manufacturing the same 2018-03-06
9887387 Organic EL display panel 2018-02-06
9793062 Electric storage device and method for producing the same Masaharu Itaya, Manabu Sawada, Hiroyuki Harada, Yuusuke Ueba, Yukio Ehara +2 more 2017-10-17
9748046 Power storage device Yasuhiko Ueda, Mami Aoki 2017-08-29
9728343 Electrical storage device element and electrical storage device Hiroki Horiguchi, Yukio Ehara, Yasuhiko Ueda, Hiroyuki Harada, Masaharu Itaya +2 more 2017-08-08
9653704 Display panel 2017-05-16
9558893 Power storage device Hiroki Horiguchi, Takashi Hayashi, Yasuhiko Ueda 2017-01-31
9514893 Electrical storage device and method for manufacturing the same Masaharu Itaya, Manabu Sawada, Hiroyuki Harada, Yuusuke Ueba, Yukio Ehara +2 more 2016-12-06
9368776 Power storage device and manufacturing method therefor Yukio Ehara, Masaharu Itaya, Yasutake Fukuda, Manabu Sawada, Hiroyuki Harada +2 more 2016-06-14
8283864 Plasma display panel with protective layer comprising crystal particles of magnesium oxide Hideji Kawarazaki, Chiharu Koshio, Kanako Okumura 2012-10-09
8120254 Plasma display panel comprising sputtering prevention layer Koji Aoto, Kaname Mizokami 2012-02-21
8035301 Plasma display device and method of manufacturing green phosphor material for plasma display device Yoshihisa Nagasaki, Izumi Toyoda, Junichi Hibino, Kazuhiko Sugimoto, Nobuyuki Shigetoh +1 more 2011-10-11
7911139 Plasma display device with improved luminance Yoshihisa Nagasaki, Izumi Toyoda, Junichi Hibino, Kazuhiko Sugimoto, Nobuyuki Shigetoh +1 more 2011-03-22
7705537 Plasma display device Izumi Toyoda, Yoshihisa Nagasaki, Junichi Hibino, Kazuhiko Sugimoto, Nobuyuki Shigetoh +1 more 2010-04-27
7659668 Plasma display device Izumi Toyoda, Yoshihisa Nagasaki, Junichi Hibino, Kazuhiko Sugimoto, Nobuyuki Shigetoh +1 more 2010-02-09
7423368 Plasma display and method of producing phosphor used therein Yuichiro Miyamae, Masaki Aoki, Kazuhiko Sugimoto, Junichi Hibino, Tanaka Yoshinori +1 more 2008-09-09
7423376 Plasma display device Hiroshi Setoguchi, Masaki Aoki, Kazuhiko Sugimoto, Yuichiro Miyamae, Junichi Hibino +1 more 2008-09-09
7396489 Plasma display device and method of manufacturing same Yuichiro Miyamae, Masaki Aoki, Kazuhiko Sugimoto, Junichi Hibino, Yoshinori Tanaka +1 more 2008-07-08
7271538 Plasma display panel having a reduced impurity gas content Kazuhiko Sugimoto, Masaki Aoki, Yuichiro Miyamae, Junichi Hibino, Yoshinori Tanaka +2 more 2007-09-18
7268492 Plasma display device with green emitting phosphor that becomes positively charged Yoshinori Tanaka, Masaki Aoki, Kazuhiko Sugimoto, Yuichiro Miyamae, Junichi Hibino +1 more 2007-09-11
7261917 Plasma display and method of producing phosphor used therein Masaki Aoki, Kazuhiko Sugimoto, Yuichiro Miyamae, Junichi Hibino, Tanaka Yoshinori +1 more 2007-08-28