KY

Katsuyuki Yokoi

Canon: 48 patents #784 of 19,416Top 5%
Brother Kogyo: 25 patents #323 of 2,767Top 15%
NS Nippon Gakki Seizo: 1 patents #163 of 332Top 50%
Yamaha: 1 patents #1,232 of 2,001Top 65%
Overall (All Time): #25,753 of 4,157,543Top 1%
75
Patents All Time

Issued Patents All Time

Showing 26–50 of 75 patents

Patent #TitleCo-InventorsDate
7133636 Fixing device and image forming device provided with the same Masashi Suzuki 2006-11-07
7079783 Developing cartridge detachable from image forming device 2006-07-18
7046954 Recording apparatus and method for discriminating type of recording medium 2006-05-16
7027075 Thermal fixing device and image forming device provided with the same 2006-04-11
6973279 Image forming apparatus 2005-12-06
6925274 Developing device capable of preventing toner inside developing chamber from entering hopper Kenjiro Nishiwaki 2005-08-02
6830398 Recording apparatus and method for discriminating recording medium type 2004-12-14
6819350 Image forming apparatus and a cleaning mechanism therefor 2004-11-16
6795680 Fixing device and image forming device provided with the same Masashi Suzuki 2004-09-21
6793425 Feeding device with loading device adapted to hold a plurality of media or a storage case with a plurality of media and recording apparatus containing same Junichi Yoshikawa, Masahiro Taniguro, Tadashi Hanabusa, Tetsuyo Ohashi, Kiichiro Takahashi 2004-09-21
6766120 Electrostatic image forming device with conditional toner cleaning roller 2004-07-20
6647227 Intermediate transfer type image forming apparatus and method thereof Atsushi Kato 2003-11-11
6614554 Recording apparatus and method of controlling recording apparatus 2003-09-02
6341834 Recording apparatus and control method thereof 2002-01-29
6331898 Encoded data printing apparatus and method for printing a code and an image on the same medium Kazuhiro Nakata, Atsushi Arai, Haruyuki Yanagi 2001-12-18
6315380 Ink jet head having operating characteristic information, and recording apparatus using such a head 2001-11-13
6290329 Recording apparatus Koji Terasawa, Hideo Fukazawa, Makoto Takemura, Tetsuji Kurata, Kazuhiko Shinoda +1 more 2001-09-18
6257692 Image forming system with sheet feeding speed control Koichiro Kawaguchi 2001-07-10
6139010 Sheet convey apparatus 2000-10-31
6106100 Recording apparatus and method for forming plural dots in a pixel Koji Terasawa, Makoto Takemura 2000-08-22
6092893 Sheet feeding apparatus and image forming system Koichiro Kawaguchi 2000-07-25
6074032 Recording apparatus having a pivotable member to maintain a constant distance and angle between a recording head and a recording medium 2000-06-13
6048047 Ink jet recording apparatus Koji Terasawa, Makoto Takemura, Hideo Fukazawa, Tetsuji Kurata, Koichiro Kawaguchi +1 more 2000-04-11
6019451 Ink jet recording apparatus with capping mechanism and capping state indicator Koichiro Kawaguchi, Koji Terasawa, Makoto Takemura, Hideo Fukazawa 2000-02-01
6007184 Ink jet recording head mounting and positioning arrangement Koji Terasawa, Makoto Takemura, Hideo Fukazawa, Tetsuji Kurata, Koichiro Kawaguchi +1 more 1999-12-28