Issued Patents All Time
Showing 1–25 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6476846 | Multi-beam scanner and image forming apparatus including the same | Hiroyuki Kashima, Yutaka Hattori | 2002-11-05 |
| 5126781 | Image recording apparatus | Takashi Tomizawa, Takakuni Sonoda, Kazunori Tanabe, Yasuo Kimura, Shigeyuki Hayashi +5 more | 1992-06-30 |
| 5093683 | Apparatus for forming an image sheet with adhesive tape | — | 1992-03-03 |
| 5089838 | Pressure developing device | Takemi Yamamoto, Hiroshi Kawahara, Shigeyuki Hayashi, Kiyoharu Hayakawa, Osamu Takagi +3 more | 1992-02-18 |
| 5049921 | Sheet cartridge and image recording apparatus using the sheet cartridge | Katsuyoshi Sonobe, Tatsuya Shindo, Yoshiya Tomatsu, Hideo Nishigaki, Kenji Sakakibara +1 more | 1991-09-17 |
| 5049920 | Photocopying method and apparatus | Kazuo Sangyoji, Takemi Yamamoto, Shunichi Higashiyama, Masashi Ueda, Akira Sago +2 more | 1991-09-17 |
| 5049919 | Image recording apparatus having reversal sheet feeding device and control means for starting image recording operation in connection with the reversal sheet feed | Kenji Sakakibara, Takashi Nakata | 1991-09-17 |
| 5047798 | Thermal fixing unit having gas purification means | Takemi Yamamoto, Osamu Takagi, Yasuo Kimura, Takashi Nakata | 1991-09-10 |
| 5023654 | Thermal fixing device for image recording apparatus | Yasuo Kimura, Osamu Takagi, Yuji Asano, Takemi Yamamoto, Takashi Nakata | 1991-06-11 |
| 4994642 | Sheet heating device | Yasuo Kimura, Osamu Takagi | 1991-02-19 |
| 4992822 | Optical printing system | Takemi Yamamoto, Koji Kobayakawa, Ichiro Sasaki, Ryohei Komiya, Akira Sago +2 more | 1991-02-12 |
| 4984016 | Cassette for photo-sensitive recording medium | Kazumasa Makino | 1991-01-08 |
| 4981433 | Sheet heating device | Yasuo Kimuya, Osamu Takagi, Yuji Asano | 1991-01-01 |
| 4972225 | Sheet heating device | Yasuo Kimura, Osamu Takagi | 1990-11-20 |
| 4965592 | Image processing apparatus for reproducing images on projector screen and photosensitive medium | Kazuo Sangyoji, Takemi Yamamoto, Naoyuki Hatta, Kenji Sakakibara, Yuji Asano +2 more | 1990-10-23 |
| 4959682 | Copying apparatus | Takemi Yamamoto, Ryohei Komiya, Naoyuki Hatta, Fumihiro Sunda | 1990-09-25 |
| 4959529 | Sheet heating device | Yasuo Kimura, Osamu Takagi, Takatoshi Takemoto | 1990-09-25 |
| 4958781 | Cassette for photo-sensistive recording medium | Masashi Ueda, Kazumasa Makino, Akira Sago, Kiyoharu Hayakawa, Osamu Takagi | 1990-09-25 |
| 4945374 | Pressure developing device | Takemi Yamamoto, Hiroshi Kawahara, Shigeyuki Hayashi, Kiyoharu Hayakawa, Osamu Takagi +3 more | 1990-07-31 |
| 4942423 | Sheet heating device | Yasuo Kimura, Osamu Takagi | 1990-07-17 |
| 4939536 | Thermal fixing device in an image recording apparatus | Osamu Takagi | 1990-07-03 |
| 4933685 | Image transfer system with preliminary-exposure device | Yuki Asano, Akira Sago, Masashi Ueda, Osamu Takagi, Kiyoharu Hayakawa +5 more | 1990-06-12 |
| 4920374 | Picture recording apparatus | Kazuo Sangyoji, Takemi Yamamoto, Tsugio Okamoto, Naoyuki Hatta, Yuji Asano +4 more | 1990-04-24 |
| 4912506 | Image recording apparatus having exposure unit | Akira Sago, Masashi Ueda, Osamu Takagi, Kiyoharu Hayakawa | 1990-03-27 |
| 4908653 | Exposure system for image recording apparatus | Akira Sago, Masashi Ueda, Osamu Takagi, Kiyoharu Hayakawa | 1990-03-13 |