KY

Koichi Yamauchi

Fujitsu Limited: 5 patents #6,029 of 24,456Top 25%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
Overall (All Time): #584,648 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
7251436 Image forming device with movable processing unit Yasunori Minakuchi, Atsushi Ide, Yoshinobu Tateishi, Kazuhiro Matsuyama, Toshiya Mikita +3 more 2007-07-31
D505964 Image sensor Masanori Minamio, Yoshinobu Kunitomo, Mutsuo Tsuji 2005-06-07
D501664 Image sensor Masanori Minamio, Yoshinobu Kunitomo, Mutsuo Tshuji 2005-02-08
6647228 Image forming device Koichi Nakamura, Mitsuyoshi Terada, Tadasu Taniguchi, Hideaki Kadowaki, Yoshikazu Harada +1 more 2003-11-11
5126202 Magnetic recording medium containing ferro magnetic powder, polar group containing resins in a specific ratio and carbon black of a specific size range Hiroo Inaba, Takeshi Kakuta, Akihiro Matsufuji 1992-06-30
5112680 Magnetic recording medium Hiroo Inaba, Takeshi Kakuta, Akihiro Matsufuji 1992-05-12
5075167 Magnetic recording medium Hiroo Inaba, Hiroshi Ogawa 1991-12-24
4503120 Magnetic recording medium Nobuo Tsuji, Yasuyuki Yamada, Shinichi Funabashi, Masatoshi Kiyama 1985-03-05
4431700 Magnetic recording medium Yasuyuki Yamada, Nobuo Tsuji, Yasuyuki Tanaka 1984-02-14