KI

Kazumi Ishima

Ricoh Company: 18 patents #1,197 of 9,818Top 15%
Overall (All Time): #258,704 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
7961208 Image forming apparatus, image forming method, and image forming program product Shinichi Suzuki, Minoru Morikawa 2011-06-14
7880758 Image forming apparatus Minoru Morikawa, Shinichi Suzuki 2011-02-01
7484827 Image forming method and apparatus, and a recording medium storing a program for performing an image forming method Minoru Morikawa, Shinichi Suzuki, Masafumi Yamada, Tadaaki Kanno 2009-02-03
7432946 Image forming apparatus Minoru Morikawa, Shinichi Suzuki 2008-10-07
6118468 Image recording apparatus Shunichi ANDO, Tadaaki Kanno, Keiichi Setani 2000-09-12
5115327 Gain control circuit for use in shading compensation circuit 1992-05-19
5101281 Automatic gain control circuit of image reading apparatus 1992-03-31
4989100 Image reader for an image recording apparatus 1991-01-29
4642653 Multi-tone recording method for ink jet printer Tadashi Ito, Koichiro Jinnai, Takahisa Koike, Toshiharu Murai, Takao Fukazawa 1987-02-10
4604631 Control system and method for charge control ink jet printer Koichiro Jinnai, Takao Fukazawa, Tadashi Ito, Takahisa Koike, Toshiharu Murai 1986-08-05
4598299 Deflection control ink jet printing apparatus Takahisa Koike, Takao Fukazawa, Toshiharu Murai, Tadashi Itoh, Toshifumi Kato +1 more 1986-07-01
4595948 Multicolor ink jet recording apparatus having means for preventing blurring of ink Tadashi Itoh, Toshiharu Murai, Koichiro Jinnai, Takahisa Koike, Toshifumi Kato +1 more 1986-06-17
4590362 Drive circuit for temperature control heater in ink jet printer 1986-05-20
4564749 Heater drive circuit for controlling ink temperature in ink jet printer 1986-01-14
4555713 Power source device for ink jet printer 1985-11-26
4494178 Power supply circuit 1985-01-15
4467183 Liquid temperature control apparatus comprising initial temperature dependent high power heater drive 1984-08-21
4459469 Ink temperature control apparatus for ink jet printing apparatus 1984-07-10