Issued Patents All Time
Showing 26–50 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6217146 | Ink jet recording apparatus | Kazuyoshi Takahashi, Kazuaki Masuda, Akio Suzuki, Mitsuru Kurata, Tsutomu Abe +7 more | 2001-04-17 |
| 6155663 | Image recording method and apparatus | — | 2000-12-05 |
| 6126266 | Ink jet recording apparatus and method using replaceable recording heads | Yasuhiro Numata, Kazuyoshi Takahashi, Hiroshi Tajika, Noribumi Koitabashi, Hitoshi Sugimoto +1 more | 2000-10-03 |
| 6116710 | Ink jet recording method and apparatus using thermal energy | Hiroshi Tajika, Masayuki Hirose, Souhei Tanaka, Hiromitsu Hirabayashi, Noribumi Koitabashi +4 more | 2000-09-12 |
| 6106097 | Ink jet recording apparatus having an exchangeable ink jet head cartridge mountable thereon and recovery method of said cartridge | Tsuyoshi Otani, Noribumi Koitabashi, Yasuhiro Numata | 2000-08-22 |
| 5988783 | Device and method for determining sufficiency of ink supply for ink jet recording apparatus | Hiroshi Tajika, Hiromitsu Hirabayashi, Atsushi Arai, Noribumi Koitabashi | 1999-11-23 |
| 5982114 | Control apparatus for copying machine or the like | — | 1999-11-09 |
| 5956052 | Image forming apparatus with means for correcting image density non-uniformity | Yutaka Udagawa, Katsuyoshi Maeshima, Yasuhiro Numata, Takayuki Matsuo, Miyuki Matsubara | 1999-09-21 |
| 5903289 | Control circuit of a compact recording apparatus | — | 1999-05-11 |
| 5894314 | Ink jet recording apparatus using thermal energy | Hiroshi Tajika, Masayuki Hirose, Souhei Tanaka, Hiromitsu Hirabayashi, Noribumi Koitabashi +4 more | 1999-04-13 |
| 5870114 | Image recording apparatus with improved conveying system for recording medium | Yasuhiro Numata, Akio Takeda, Hideaki Takada, Tsuyoshi Ohtani | 1999-02-09 |
| 5861895 | Ink jet recording method and apparatus controlling driving signals in accordance with head temperature | Hiroshi Tajika, Masayuki Hirose, Souhei Tanaka, Hiromitsu Hirabayashi, Noribumi Koitabashi +4 more | 1999-01-19 |
| 5798775 | Ink jet recording apparatus | Kazuyoshi Takahashi, Kazuaki Masuda, Akio Suzuki, Mitsuru Kurata, Tsutomu Abe +7 more | 1998-08-25 |
| 5767484 | Image fixing heater and image fixing apparatus having same | Hiromitsu Hirabayashi, Kensaku Kusaka, Atsushi Arai | 1998-06-16 |
| 5760797 | Ink jet recording head with adjustable temperature sensor and ink jet recording system having the same | Ryoichi Koizumi, Asao Saito | 1998-06-02 |
| 5712666 | Recording apparatus | Miyuki Matsubara, Akio Suzuki, Kiyohisa Sugishima, Hiroshi Tajika, Noribumi Koitabashi +1 more | 1998-01-27 |
| 5638097 | Recording apparatus to which recording head is detachably mounted | Asao Saito, Ryoichi Koizumi, Hirokazu Ikeda | 1997-06-10 |
| 5625384 | Ink jet recording apparatus and method using replaceable recording heads | Yasuhiro Numata, Kazuyoshi Takahashi, Hiroshi Tajika, Noribumi Koitabashi, Hitoshi Sugimoto +1 more | 1997-04-29 |
| 5617122 | Recording apparatus and method for controlling recording head driving timing | Yasuhiro Numata, Akira Katayama, Nobuyuki Kuwabara, Isao Ebisawa, Tsuyoshi Ohtani | 1997-04-01 |
| 5610480 | Control apparatus for copying machine or the like | — | 1997-03-11 |
| 5488395 | Liquid jet recording apparatus | Asao Saito, Ryoichi Koizumi | 1996-01-30 |
| 5485182 | Liquid jet recording apparatus | Asao Saito, Ryoichi Koizumi, Akira Nagatomo | 1996-01-16 |
| 5343280 | Image fixing apparatus | Hiromitsu Hirabayashi, Kensaku Kusaka, Atsushi Arai | 1994-08-30 |
| 5300997 | Image fixing apparatus | Hiromitsu Hirabayashi, Kensaku Kusaka, Atsushi Arai | 1994-04-05 |
| 5289210 | Image recording apparatus | — | 1994-02-22 |