Issued Patents All Time
Showing 26–50 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7699924 | Aqueous ink, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus | Kumiko Mafune, Kenji Moribe, Tomonari Watanabe, Daiji Okamura, Satoshi Kudo +1 more | 2010-04-20 |
| 7695099 | Liquid for head and method of determining contents of components thereof and method of stabilizing component ratio | Nobuyuki Matsumoto, Noribumi Koitabashi | 2010-04-13 |
| 7682433 | Ink set, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus | Satomi Yanagimachi, Kumiko Mafune, Kenji Moribe, Tomonari Watanabe, Daiji Okamura +3 more | 2010-03-23 |
| 7635182 | Recording method, ink cartridge, and image-forming method | Shinichi Hakamada, Takashi Imai, Yasuhiro Nito, Sadayuki Sugama | 2009-12-22 |
| 7605192 | Aqueous ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus | Yoshihisa Takizawa, Katsuhiko Takahashi, Masashi Ogasawara, Yoichi Takada, Tomonari Watanabe +1 more | 2009-10-20 |
| 7425348 | Surface treatment with polymer materials | Sadayuki Sugama, Hiroki Hayashi | 2008-09-16 |
| 7402200 | Aqueous ink, ink set, and image-forming method | Takashi Imai, Yasuhiro Nito, Tetsu Iwata, Shinichi Hakamada, Sadayuki Sugama +1 more | 2008-07-22 |
| 7371274 | Water-based ink, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image forming method. | Katsuhiko Takahashi, Masashi Ogasawara, Tomonari Watanabe, Yui Tokuda | 2008-05-13 |
| 7347890 | Cyan ink, ink set, set of ink and reaction liquid, and image forming method | Yasuhiro Nito, Sadayuki Sugama | 2008-03-25 |
| 7276110 | Cyan ink and ink set | Masashi Tsujimura, Yasuhiro Nito, Sadayuki Sugama | 2007-10-02 |
| 7276112 | Aqueous ink, ink-jet recording method, ink cartridge, recording unit, ink-jet recording apparatus and image forming method | Yui Tokuda, Yoshihisa Takizawa, Masashi Ogasawara, Tomonari Watanabe, Takashi Imai +4 more | 2007-10-02 |
| 7160376 | Aqueous ink, and ink-jet recording method, ink-jet recording apparatus, and image forming method using the same | Tomonari Watanabe, Masashi Ogasawara, Yui Tokuda | 2007-01-09 |
| 7059713 | Inkjet printing apparatus and ink printing method | Nobuyuki Matsumoto, Sadayuki Sugama | 2006-06-13 |
| 7005461 | Aqueous ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus | Yoshihisa Takizawa, Katsuhiko Takahashi, Masashi Ogasawara, Yoichi Takada, Tomonari Watanabe +1 more | 2006-02-28 |
| 6967059 | METHOD OF REFORMING ELEMENT SURFACE, ELEMENT WITH REFORMED SURFACE, METHOD OF MANUFACTURING ELEMENT WITH REFORMED SURFACE, SURFACE TREATMENT LIQUID FOR FORMING REFORMED SURFACE, AND METHOD OF MANUFACTURING SURFACE TREATMENT LIQUID | Sadayuki Sugama, Hiroki Hayashi | 2005-11-22 |
| 6863762 | Method for manufacturing fiber aggregate, fiber aggregate, and liquid container using such fiber aggregate | Sadayuki Sugama, Shozo Hattori, Hajime Yamamoto, Eiichiro Shimizu, Hiroshi Koshikawa +2 more | 2005-03-08 |
| 6815381 | Fibrous material, production process of the fibrous material, ink-absorbing, treating process of the ink-absorbing member, ink tank container and ink cartridge | Hajime Yamamoto, Eiichiro Shimizu, Yoshihisa Takizawa, Keiichiro Tsukuda, Yuji Hamasaki +2 more | 2004-11-09 |
| 6796645 | Surface reformed fiber body, liquid container using fiber absorber, and method of producing fiber absorber for use in liquid ejection | Hiroki Hayashi, Sadayuki Sugama, Shozo Hattori, Hajime Yamamoto, Eiichiro Shimizu +2 more | 2004-09-28 |
| 6709092 | Recording liquid feed path, recording liquid container, and recording liquid feed device having same, as well as surface modifying method for the recording liquid feed device | Hiroki Hayashi, Sadayuki Sugama, Shozo Hattori, Hajime Yamamoto, Eiichiro Shimizu +2 more | 2004-03-23 |
| 6706105 | Aqueous ink, ink-jet recording method, recording unit, ink cartridge, ink set, and ink-jet recording apparatus | Yuko Takada, Tomonari Watanabe | 2004-03-16 |
| 6692115 | Liquid container, liquid supply system and liquid discharge recording apparatus | Sadayuki Sugama, Hiroki Hayashi | 2004-02-17 |
| 6623102 | Liquid discharge recording head, surface modifying method for inner face of liquid discharge head, and method for manufacturing liquid discharge head | Sadayuki Sugama, Hiroki Hayashi | 2003-09-23 |
| 6540314 | Ink tank, cartridge including the ink tank, and printing apparatus using the cartridge | Yoshifumi Hattori, Masanori Takenouchi, Osamu Morita, Shinya Mishina, Hiroshi Koshikawa +1 more | 2003-04-01 |
| 6511534 | Ink, ink set, ink cartridge, printing unit, image printing apparatus, ink-jet printing method, and coloring material | Shinya Mishina, Shinichi Sato, Koichi Osumi | 2003-01-28 |
| 6425662 | Ink set, ink-jet recording process, ink-jet recording apparatus, and method for alleviating formation of solid within common recovery-system unit | Hisashi Teraoka, Shinya Mishina, Koichi Osumi | 2002-07-30 |