YI

Yoshiaki Ijima

Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
📍 Dazaifu, JP: #4 of 22 inventorsTop 20%
Overall (All Time): #750,084 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
D617373 Toner cartridge Naoki Yamaguchi 2010-06-08
7116934 Image forming apparatus with photosensitive member cleaning blade Yoshihiro Mizoguchi 2006-10-03
6341206 Image developing apparatus having developer seal Naoki Yamaguchi, Junichi Tanizaki, Takeshi Houman, Toshimi Hattori, Yoshihiro Mizoguchi +1 more 2002-01-22
6285847 Printer Junichi Tanizaki, Yuzo Kawano, Kazuhiko Tajima 2001-09-04
6208363 Multiple-image forming apparatus capable of correcting color shifts Yuhzou Kawano, Jun-ichi Tanizaki, Masaya Shimada 2001-03-27
6125253 Image forming apparatus having drive mechanism for photosensitive drum and developing roller Kazuhiko Tashima, Yuzo Kawano, Tetsuo Korenaga 2000-09-26
5671467 Color image-forming apparatus adapted to stabilize contact between endless belt-like photosensitive medium and developing roller Yoshikazu Katsumata, Yoshihiro Mizoguchi, Makoto Kamioka, Yoshinori Ejima, Nobuo Kishiyama +2 more 1997-09-23