Issued Patents 2003
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6663237 | Ink jet recording method, recording unit and ink jet recording apparatus | Hiroyuki Ishinaga | 2003-12-16 |
| 6596432 | Rechargeable batteries | Soichiro Kawakami, Naoya Kobayashi, Masaya Asao | 2003-07-22 |
| 6572692 | Ink, method for improving intermittent dischargeability of ink-jet recording apparatus, method for recording image, recording unit, ink cartridge, ink set, and image recording apparatus | Koichi Osumi | 2003-06-03 |
| 6547381 | Ink, image recording process, ink cartridge, recording unit, ink set, crust-preventing method and image forming apparatus | Tomonari Watanabe, Koichi Osumi | 2003-04-15 |
| 6540314 | Ink tank, cartridge including the ink tank, and printing apparatus using the cartridge | Mikio Sanada, Yoshifumi Hattori, Masanori Takenouchi, Osamu Morita, Hiroshi Koshikawa +1 more | 2003-04-01 |
| 6533853 | Ink, aqueous ink for ink-jet recording, ink set, ink cartridge, recording unit, image-recording apparatus, color-image-recording apparatus, ink-jet recording process and bleeding reducing method | Koichi Osumi | 2003-03-18 |
| 6521034 | Ink, ink set, ink cartridge, recording unit, color-image recording apparatus, image recording process, color-image forming process, and method for improving density of ink-jet recorded image | Koichi Osumi, Tomonari Watanabe | 2003-02-18 |
| 6511534 | Ink, ink set, ink cartridge, printing unit, image printing apparatus, ink-jet printing method, and coloring material | Shinichi Sato, Mikio Sanada, Koichi Osumi | 2003-01-28 |
| 6506239 | LIQUID COMPOSITION, INK SET, RECORDING PROCESS, INK CARTRIDGE, RECORDING UNIT, PROCESS FOR FORMING MULTI-COLOR IMAGE, INK-JET APPARATUS, PROCESS FOR FACILITATING FIXING OF INK TO RECORDING MEDIUM, AND PROCESS FOR IMPROVING QUALITY OF MULTI-COLOR IMAGE | Koichi Osumi | 2003-01-14 |