MI

Masaji Ishigaki

HI Hitachi: 22 patents #1,535 of 28,497Top 6%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
Overall (All Time): #197,773 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
8264424 Plasma display module and its driving method, and plasma display Yasunobu Hashimoto, Masayuki Shibata, Tomokatsu Kishi 2012-09-11
6838825 Adjustment of luminance balance of red, green and blue light emissions for plasma display by using different sized areas of phosphor layers producing corresponding colors Masatoshi Shiiki, Choichiro Okazaki, Teruki Suzuki, Keizo Suzuki, Tadashi Furukawa 2005-01-04
6747410 Display panel and discharge type display apparatus having mixture of three gases Atsushi Yokoyama, Keizo Suzuki, Takahisa Mizuta, Akitsuna Yuhara 2004-06-08
6512500 Plasma display, driving apparatus for a plasma display panel and driving method thereof Takashi Sasaki, Takahisa Mizuta, Takeo Masuda 2003-01-28
6417822 Display device and driving method thereof Takashi Sasaki, Seiichi Yasumoto, Kunio Ando, Michitaka Ohsawa, Takeo Masuda +2 more 2002-07-09
6411032 Adjustment of luminance balance of red, green and blue light emissions for plasma display by using different sized areas of phosphor layers producing corresponding colors Masatoshi Shiiki, Choichiro Okazaki, Teruki Suzuki, Keizo Suzuki, Tadashi Furukawa 2002-06-25
6407509 Plasma display panel Yuichi Ikeda, Masayuki Shibata, Hideshi Fukumoto, Keizo Suzuki 2002-06-18
6404411 Display panel driving method and discharge type display apparatus Takeo Masuda, Takashi Sasaki, Hiroshi Ohtaka 2002-06-11
6333766 Tone display method and apparatus for displaying image signal Akihiko Kougami, Shigeo Mikoshiba, Takahiro Yamaguchi, Kohsaku Toda 2001-12-25
6333599 Plasma display system Yoshimi Kawanami, Keizo Suzuki, Kenichi Yamamoto, Shirun Ho, Ryohei Satoh +3 more 2001-12-25
6320560 Plasma display, driving apparatus of plasma display panel and driving system thereof Takashi Sasaki, Takahisa Mizuta, Takeo Masuda 2001-11-20
6281863 Plasma display panel driving system and method Takashi Sasaki, Norio Yatsuda, Yuji Sano, Hiroshi Ohtaka, Nobuyuki Ushifusa +2 more 2001-08-28
6151000 Display apparatus and display method thereof Hiroshi Ohtaka, Yasuji Noguchi, Yuichiro Kimura, Ken Kumakura 2000-11-21
6115011 Plasma display device and driving method Yuji Sano, Tadayoshi Oikawa, Nobuo Azuma, Yuichiro Kimura, Takashi Sasaki 2000-09-05
6100939 Tone display method and apparatus for displaying image signal Akihiko Kougami, Shigeo Mikoshiba, Takahiro Yamaguchi, Kohsaku Toda 2000-08-08
5892492 Plasma display panel with optical filters Atsuo Osawa, Michitaka Ohsawa, Norio Yatsuda, Takashi Sasaki 1999-04-06
5889501 Plasma display apparatus and method of driving the same Takashi Sasaki, Norio Yatsuda, Yuji Sano, Hiroshi Ohtaka 1999-03-30
5818168 Gas discharge display panel having communicable main and auxiliary discharge spaces and manufacturing method therefor Nobuyuki Ushifusa, Seiichi Tsuchida, Teruo Takai, Ken Hashimoto, Hiroshi Ohtaka +5 more 1998-10-06
5276670 Phase change optical disk and method for using the same Hiroshi Nogami, Norio Goto, Makoto Miyamoto, Yukio Fukui 1994-01-04
5107482 Optical information recording method and apparatus and recording medium used therefor Norio Goto, Yukio Fukui 1992-04-21
4783776 Method of recording and reproducing digital information and apparatus therefor Hideo Onuki, Yukio Fukui, Masayuki Inoue, Kunikazu Ohnishi 1988-11-08
4645712 Information recording medium Tetsu Ohishi, Nobuhiro Tokusyuku, Yoshie Kodera, Yukio Fukui 1987-02-24