TA

Toshiyuki Akiyama

HI Hitachi: 29 patents #976 of 28,497Top 4%
HD Hitachi Denshi: 10 patents #4 of 275Top 2%
JO Joled: 4 patents #118 of 392Top 35%
HE Hitachi Kokusai Electric: 3 patents #258 of 843Top 35%
Pioneer: 3 patents #574 of 1,730Top 35%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
NE Nec: 2 patents #5,510 of 14,502Top 40%
NK Nippon Hoso Kyokai: 2 patents #182 of 703Top 30%
JG Jdi Design And Development G.K.: 1 patents #6 of 39Top 20%
Overall (All Time): #48,728 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 1–25 of 53 patents

Patent #TitleCo-InventorsDate
12376458 Organic EL element, organic EL panel, and organic EL element manufacturing method Shinichiro Ishino, Yasuhiro Sekimoto, Muneharu Sato, Takeshi Kamiya, Tomohiko Oda +2 more 2025-07-29
11700734 Organic el element, and organic el display panel including light- emitting layer and functional layer with specific hole and electron mobilities relationship Yasuhiro Sekimoto, Muneharu Sato, Shinichiro Ishino, Tomohiko Oda, Mineki Hasegawa 2023-07-11
10756308 Organic electroluminescence element and method of manufacturing the same Kaori Akamatsu 2020-08-25
10008698 Organic electroluminescence element and method of manufacturing the same Kaori Akamatsu 2018-06-26
9704925 EL display device Hiroyuki Ajiki 2017-07-11
8482200 Plasma display panel and protective film protecting electrodes of plasma display panel Toshiaki Onimaru, Hiroshi Sakurai, Yo Hibino, Yoichi Shintani 2013-07-09
7952277 Plasma display panel Koji Shinohe, Takashi Yamada, Yasuyuki Noguchi 2011-05-31
7847481 Plasma display panel and method for fabricating the same Yoshio Sano, Nobumitsu Aibara, Yoshiaki Yanai, Tetsumasa Okamoto, Kazuaki Yanagida +5 more 2010-12-07
7336033 Plasma display panel and method for fabricating the same Yoshio Sano, Nobumitsu Aibara, Yoshiaki Yanai, Tetsumasa Okamoto, Kazuaki Yanagida +5 more 2008-02-26
7023406 Method and apparatus for enhancing peak luminance on plasma display panel Keiji Nunomura, Yoshio Sano, Hachiro Yamada 2006-04-04
7016298 Signal transmission/reception system of orthogonal frequency division multiplexing Nobuo Tsukamoto, Tetsuomi Ikeda, Satoshi Okabe 2006-03-21
7012581 Plasma display panel Kentaro Ueda, Yasutaka Tsutsui 2006-03-14
7002296 Plasma display panel and method for fabricating the same Yoshio Sano, Nobumitsu Aibara, Yoshiaki Yanai, Tetsumasa Okamoto, Kazuaki Yanagida +5 more 2006-02-21
6965650 Digital modulation type signal transmission apparatus and method of displaying received signal in the signal transmission apparatus Tetsuomi Ikeda 2005-11-15
6907026 Receiving apparatus for signal transmission system of orthogonal frequency division multiplexing type 2005-06-14
6813326 Data transmission system, data transmission communication station, and data transmission method Atsushi Miyashita, Seiichi Sano, Hisao Koda, Itsuo Ishida, Hiroyuki Takesue +2 more 2004-11-02
6611493 Communication, transmission and receiving method and apparatus using orthogonal frequency division multiplexing modulation system Atsushi Miyashita, Seiichi Sano, Hiroyuki Takesue, Tatuhiro Nakada, Nobuo Tsukamoto 2003-08-26
6512798 Digital communication system of orthogonal modulation type Atsushi Miyashita, Nobuo Tsukamoto 2003-01-28
6473466 Data transmitting method and data transmitting apparatus accompanied with a plurality of transmitting of receiving antennas Atsushi Miyashita, Seiichi Sano, Nobuo Tsukamoto, Tatuhiro Nakada 2002-10-29
6381251 Data transmission apparatus and receiving apparatus using orthogonal frequency division multiplex modulation system Seiichi Sano, Atsushi Miyashita, Nobuo Tsukamoto 2002-04-30
6381236 Bi-directional digital transmission system and bi-directional digital transmission method Atsushi Miyashita, Nobuo Tsukamoto 2002-04-30
6304611 OFDM modulator and OFDM modulation method for digital modulated wave having guard interval Atsushi Miyashita, Seiichi Sano, Nobuo Tsukamoto, Tatuhiro Nakada 2001-10-16
6246735 Synchronization detection method for data transmission apparatus and data transmission apparatus using the same Seiichi Sano, Atsushi Miyashita, Nobuo Tsukamoto 2001-06-12
6046629 Method of an apparatus for demodulating amplitude-modulated signals in an amplitude phase shift keying (APSK) system Atsushi Miyashita, Seiichi Sano, Nobuo Tsukamoto, Shigeki Moriyama, Kenichi Tsuchida 2000-04-04
6038249 Spectrum spread transmission method and apparatus 2000-03-14