KA

Koji Akiyama

Sumitomo Electric Industries: 31 patents #458 of 21,551Top 3%
TL Tokyo Electron Limited: 17 patents #362 of 5,567Top 7%
KA Kao: 12 patents #167 of 3,221Top 6%
YE Yokogawa Electric: 6 patents #104 of 1,441Top 8%
IBM: 4 patents #21,733 of 70,183Top 35%
EC Eagle Industry Co.: 3 patents #95 of 314Top 35%
EN Enplas: 2 patents #110 of 255Top 45%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
TC Toho Titanium Co.: 1 patents #86 of 153Top 60%
YC Yaesu Musen Co.: 1 patents #4 of 6Top 70%
YC Yamatoya & Co.: 1 patents #6 of 18Top 35%
YE Yokogawa Hokushin Electric: 1 patents #34 of 112Top 35%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
EM Elpida Memory: 1 patents #419 of 692Top 65%
Kyocera: 1 patents #2,054 of 3,732Top 60%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
NC Nkk Co.: 1 patents #579 of 1,173Top 50%
OG Oce Printing Systems Gmbh: 1 patents #148 of 281Top 55%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
📍 Yamanashi, JP: #19 of 1,957 inventorsTop 1%
Overall (All Time): #19,517 of 4,157,543Top 1%
86
Patents All Time

Issued Patents All Time

Showing 26–50 of 86 patents

Patent #TitleCo-InventorsDate
7629947 Plasma display panel aging method Masaaki Yamauchi, Takashi Aoki, Koji Aoto 2009-12-08
7603682 Digest video browsing based on collaborative information Yusuke Kitagawa, Tasaku Otani, Kotaro Shima 2009-10-13
7579660 Semiconductor device and manufacturing method thereof Zhang Lulu, Morifumi Ohno 2009-08-25
7429770 Semiconductor device and manufacturing method thereof Masaru Kadoshima, Morifumi Ohno 2008-09-30
7338337 Aging method of plasma display panel Masaaki Yamauchi, Takashi Aoki, Akihiro Matsuda 2008-03-04
7303456 Plasma display panel and method of aging the same Masaaki Yamauchi, Takashi Aoki, Akihiro Matsuda 2007-12-04
7288012 Method of manufacturing plasma display panel Koji Aoto, Masaaki Yamauchi, Takashi Aoki, Akihiro Matsuda 2007-10-30
7270585 Plasma display panel and its aging method Masaaki Yamauchi, Takashi Aoki, Akihiro Matsuda 2007-09-18
7235928 Gas discharge panel and manufacturing method for the same Akira Shiokawa, Tetsuya Imai, Katsutoshi Shindo, Hidetaka Higashino, Koichi Kotera +1 more 2007-06-26
7227519 Method of driving display panel, luminance correction device for display panel, and driving device for display panel Toru Kawase, Hideo Kurokawa, Tetsuya Shiratori 2007-06-05
7209098 Plasma display panel aging method and aging device Masaaki Yamauchi, Takashi Aoki 2007-04-24
7175493 Plasma display panel and its manufacturing method Masaki Nishimura, Kanako Miyashita, Koji Aoto, Keiji Horikawa, Masaaki Yamauchi 2007-02-13
7064084 Oxide film forming method Shingo Hishiya, Yoshikazu Furusawa, Kimiya Aoki 2006-06-20
7037156 Method of manufacturing a plasma display panel with adsorbing an impurity gas Masaki Nishimura, Kanako Miyashita, Koji Aoto, Keiji Horikawa, Masaaki Yamauchi 2006-05-02
7023129 Cathode-ray tube and image display comprising the same Hideo Kurokawa, Michiaki Watanabe, Toshifumi Nakatani 2006-04-04
6972513 Electron emission device, method of manufacturing the same, and image display apparatus using the same Tetsuya Shiratori, Hideo Kurokawa 2005-12-06
6919156 Toner Koji Kameyama, Masahito Yamazaki, Hiroyuki Kawaji 2005-07-19
6914372 Electron-emitting element and electron source, field emission image display device, and fluorescent lamp utilizing the same and methods of fabricating the same Tetsuya Shiratori, Hideo Kurokawa, Toru Kawase 2005-07-05
6861190 Toner Masahito Yamazaki, Koji Kameyama 2005-03-01
6835518 Toner for electrostatic image development Hidenori Tachi, Yasuyuki Tamane, Hiroyuki Kawaji 2004-12-28
6828072 Toner mixture and process for preparing the same Masahito Yamazaki, Jiro Takemoto, Hiromi Ueno, Jean-Philip Hulin, Josef Knott +2 more 2004-12-07
6764798 Two-component developer Masahito Yamazaki, Koji Kameyama 2004-07-20
6762546 Cathode ray tube and image display apparatus using the same Hideo Kurokawa, Michiaki Watanabe, Toshifumi Nakatani, Hideo Suzuki, Shigeru Ohki 2004-07-13
6647818 Gear Youichi Takeuchi 2003-11-18
6486609 Electron-emitting element and image display device using the same Tetsuya Shiratori, Hideo Kurokawa 2002-11-26