Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7621615 | Print medium identifying device, printing apparatus, and print medium identifying method | Shoji Kikuchi, Mitsuyuki Fujibayashi | 2009-11-24 |
| 6196655 | Ink-jet recording apparatus and recovery process method of the same | Shinichi Hirasawa, Koichi Sato, Koji Terasawa, Tsutomu Abe, Yoshifumi Hattori | 2001-03-06 |
| 6082846 | Ink jet recording with recovery operation and associated test printing | Koji Terasawa, Hideki Yamaguchi | 2000-07-04 |
| 5971525 | Recording apparatus having a deelectrifying member for a recording head | Hiroyuki Inoue, Soichi Hiramatsu, Hideki Yamaguchi, Kenji Kawazoe, Takashi Nojima +6 more | 1999-10-26 |
| 5933174 | Ink refilling system, and ink refilling apparatus and ink refilling method usable in ink refilling system | Kenji Kawazoe, Soichi Hiramatsu, Hideki Yamaguchi, Hiroyuki Inoue, Takashi Nojima +4 more | 1999-08-03 |
| 5886729 | Sheet supplying apparatus using a flexible elastic pawl member for separating sheets one by one | Soichi Hiramatsu, Atsushi Noda, Hideki Yamaguchi, Hiroyuki Inoue, Kenji Kawazoe +5 more | 1999-03-23 |
| 5793399 | Sheet supplying apparatus | Hideaki Kawakami, Katsuyuki Yokoi, Soichi Hiramatsu, Hideki Yamaguchi, Hiroyuki Inoue +4 more | 1998-08-11 |
| 5621450 | Container for receiving ink jet cartridge for an ink jet recording apparatus | Tsutomu Kawai, Hideki Yamaguchi, Hitoshi Nakamura | 1997-04-15 |
| 5572105 | Stepping motor control method including varying the number of split sections in one step drive period of a stepping motor | Takashi Nojima, Soichi Hiramatsu, Hideki Yamaguchi, Hiroyuki Inoue, Kenji Kawazoe +4 more | 1996-11-05 |
| 5515086 | Contact structure between flexible cable and signal receiving unit and recording apparatus using said contact structure | Masaaki Kakizaki | 1996-05-07 |
| 5504510 | Ink loading device, recording apparatus having same and ink loading method | — | 1996-04-02 |
| 5373936 | Storage container | Tsutomu Kawai, Hideki Yamaguchi, Hitoshi Nakamura, Hisashi Morioka | 1994-12-20 |
| 5327063 | Method of controlling a stepping motor | — | 1994-07-05 |
| 5315317 | Ink quantity detecting device and recording apparatus with the devie | Koji Terasawa, Makoto Takemura, Takashi Nojima | 1994-05-24 |
| 5311214 | Ink jet recording apparatus having means for removing foreign material from an ink supply path by first introducing an into the ink supply path | Shinichi Hirasawa, Koichi Sato, Koji Terasawa, Tsutomu Abe, Yoshifumi Hattori | 1994-05-10 |
| 5202702 | Ink jet recording apparatus and a method of cleaning a recording head used in the apparatus | Koji Terasawa, Hideki Yamaguchi | 1993-04-13 |
| 5162713 | Structural error correction method for SCARA robot | Shunji Mohri | 1992-11-10 |
| 5129646 | Recording apparatus having a removable sheet feeder | — | 1992-07-14 |
| 5005025 | Printer having means for heating a recording sheet and fixing ink thereon | Hiroyuki Inoue | 1991-04-02 |
| 4970534 | Ink jet recovery device having a spring-loaded cap and a mechanism for pressing the cap against a recording head and apparatus incorporating the device | Koji Terasawa, Hideki Yamaguchi | 1990-11-13 |
| 4951066 | Ink jet recording apparatus having a discharge orifice surface and a blade and rubbing member for cleaning the surface independently of each other | Koji Terasawa, Hideki Yamaguchi, Shinya Matsui, Mikio Shiga, Shigeru Tsuyukubo +7 more | 1990-08-21 |
| 4931781 | Cursor movement control key switch | — | 1990-06-05 |
| 4920360 | Liquid ejection recording unit and liquid ejection recording apparatus | Koji Terasawa, Takehiko Kiyohara | 1990-04-24 |
| 4893138 | Ink jet recovery device including a communicating valve and a ventilating valve | Koji Terasawa, Hideki Yamaguchi, Shinya Matsui, Mikio Shiga, Shigeru Tsuyukubo | 1990-01-09 |
| 4785314 | Internally pressure-regulated ink supply | Koji Terasawa, Takehiko Kiyohara | 1988-11-15 |