Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7438405 | Ink set for ink jet recording, ink jet recording method, and ink jet recording apparatus | Nobuyuki Ichizawa | 2008-10-21 |
| 7375147 | Ink jet recording method and apparatus | Atsushi Suzuki, Nobuyuki Ichizawa | 2008-05-20 |
| 7370957 | Ink jet recording apparatus | Ken Hashimoto | 2008-05-13 |
| 7278724 | Method for treating inkjet liquid, recording apparatus using the same, liquid storage tank, liquid absorber for liquid storage and liquid treatment apparatus | Kyoko Horii, Eisuke Hiraoka, Toshitake Yui, Ken Hashimoto | 2007-10-09 |
| 7018452 | Ink set for ink jet recording, ink jet recording method and ink jet recording apparatus | Kyoko Horii, Nobuyuki Ichizawa, Atsushi Suzuki, Ken Hashimoto | 2006-03-28 |
| 7018459 | Ink set for ink-jet recording, ink-jet recording method and ink-jet recording apparatus | Takatsugu Doi, Kyoko Horii | 2006-03-28 |
| 6436179 | Ink-jet recording ink, ink color set, and ink-jet recording method | Eisuke Hiraoka, Akihiko Chujo, Hiromi Nagai, Kaoru Watanabe, Yasuharu Endo +1 more | 2002-08-20 |
| 6412940 | Ink-jet recording method, and ink-jet printer | Hiroshi Inoue, Takatsugu Doi, Ken Hashimoto | 2002-07-02 |
| 6375728 | Ink for ink jet recording and ink jet recording method | Hiroshi Inoue, Ken Hashimoto | 2002-04-23 |
| 6261353 | Recording material and image forming method using the same | Takatsugu Doi, Atsushi Suzuki, Kunichi Yamashita, Hiroshi Inoue, Ken Hashimoto | 2001-07-17 |
| 6153001 | Ink jet recording ink, method for producing the same, and ink jet recording method | Atsushi Suzuki, Toshitake Yui, Nobuyuki Ichizawa, Kunichi Yamashita, Ken Hashimoto | 2000-11-28 |
| 5969005 | Ink for ink jet recording and ink jet recording method | Ken Hashimoto, Hiroshi Inoue | 1999-10-19 |
| 5883157 | Ink jet recording ink and ink jet recording method | Ken Hashimoto, Hiroshi Inoue | 1999-03-16 |
| 5743945 | Ink for ink jet recording and ink jet recording process | Ken Hashimoto | 1998-04-28 |
| 5622549 | Ink for ink jet recording and ink jet recording process | Toshitake Yui, Eisuke Hiraoka, Yasuharu Endo, Ken Hashimoto | 1997-04-22 |
| 5529617 | Ink for ink jet recording method and ink jet recording using same | Toshitake Yui, Eisuke Hiraoka, Ken Hashimoto, Yasuharu Endo | 1996-06-25 |
| 5501726 | Ink for thermal ink jet recording and thermal ink jet recording method using the same | Toshitake Yui, Eisuke Hiraoka, Yasuharu Endo, Ken Hashimoto | 1996-03-26 |
| 5462590 | Ink-jet ink and method of printing using the same | Toshitake Yui, Fuminori Koide, Akihiko Chujo, Ken Hashimoto | 1995-10-31 |
| 5441561 | Ink-jet recording ink and ink-jet recording methods thereof | Akihiko Chujo, Toshitake Yui, Ken Hashimoto, Fuminori Koide, Yasuharu Endo +1 more | 1995-08-15 |
| 5431722 | Ink for inkjet printing | Toshitake Yui, Fuminori Koide, Akihiko Chujo, Ken Hashimoto | 1995-07-11 |
| 5382283 | Ink containing propylene oxide/ethylene oxide block copolymers for ink jet recording | Toshitake Yui, Ken Hashimoto, Fuminori Koide, Akihiko Chujo | 1995-01-17 |
| 5370731 | Ink for thermal ink jet recording | Toshitake Yui, Fuminori Koide, Akihiko Chujo, Ken Hashimoto | 1994-12-06 |
| 5151528 | Charge transfer complex formed between benzoquinone derivative and electron donor and process for producing the same | Toshio Mukai, Takanori Suzuki | 1992-09-29 |
| 5068328 | Bis[1,2,5]thiadiazolo[3,4-b:3', 4'-e]pyrazine, a process for the preparation thereof and a method of using same | Toshio Mukai | 1991-11-26 |
| 5059742 | Process for separating 2,6-dimethylnaphthalene | Tsutomu Miyashi, Takanori Suzuki, Hiroshi Fujii | 1991-10-22 |