Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7601417 | Recorded matter having countermeasure against forging | Hiroto Nakamura, Masataka Kamijo, Yasuko Hirano | 2009-10-13 |
| 7408630 | Recorded article with anti-counterfeit measures | Hiroto Nakamura, Masataka Kamijo, Yasuko Hirano | 2008-08-05 |
| 6455169 | Inkjet recording sheet | Kiyoshi Iwamoto, Senichi Yoshizawa, Hiroyuki Onishi, Masaaki Itano | 2002-09-24 |
| 6409330 | Sublimation transfer ink jet recording method and ink composition for use therein | Hiroto Nakamura, Hidehiko Komatsu | 2002-06-25 |
| 6277457 | Cleaning sheet and recording medium set including the same cleaning sheet | Hiroyuki Onishi, Junichi Iida | 2001-08-21 |
| 6242529 | Aqueous ink jet compositions comprising a hydrophobic polymer functionalized polyuronic acid dispersent, and method of using | William Marritt | 2001-06-05 |
| 6174611 | Recording medium and ink jet recording method | Hiroyuki Onishi, Junichi Iida, Yukio Kobayashi, Yoshihiro Kuroyama, Hiroki Midorikawa | 2001-01-16 |
| 6095645 | Ink jet recording method | Hiroyuki Onishi, Junichi Iida | 2000-08-01 |
| 6059405 | Ink-jet recording apparatus | Seiji Mochizuki, Shuichi Yamaguchi | 2000-05-09 |
| 6030674 | Cleaning sheet and recording medium set including the same cleaning sheet | Hiroyuki Onishi, Junichi Iida | 2000-02-29 |
| 5948154 | Color ink set for ink-jet recording | Hiroko Hayashi, Etsuko Yoshiike, Miharu Kanaya, Yoshiyuki Koike, Yasuhiro Ouki | 1999-09-07 |
| 5928787 | Ink jet recording medium | Hiroyuki Onishi, Junichi Iida, Yukio Kobayashi, Yoshihiro Kuroyama, Hiroki Midorikawa | 1999-07-27 |
| 5844583 | Ink jet recording method and apparatus providing a plurality of image resolutions with the same amount of ink per dot | Hiroyuki Onishi, Junichi Iida, Masaaki Itano, Hiroaki Tojo | 1998-12-01 |
| 5795970 | Mixed disazo-dye composition and black aqueous ink composition containing the same that provides high grade image on print | Takashi Ono, Tatsuya Yagyu, Yoshihiro Sawatari, Masaki Sasaki, Miharu Kanaya +2 more | 1998-08-18 |
| 5781215 | Ink jet recording method | Hiroyuki Onishi, Junichi Iida | 1998-07-14 |
| 5753016 | Ink composition excellent in reproduction of black color and ink jet recording method using the same | Hiroko Hayashi, Miharu Kanaya, Yasuhiro Ouki | 1998-05-19 |
| 5704969 | Aqueous ink composition and method of recording using the same | Miharu Kanaya | 1998-01-06 |
| 5662997 | Ink jet recording film comprising cation-modified polyvinyl alcohol and recording method using the same | Hiroyuki Onishi, Junichi Iida | 1997-09-02 |
| 5616174 | Ink composition and ink jet recording method using the same | Miharu Kanaya, Junko Takatsuna, Masahiro Yatake, Hiroko Hayashi, Takashi Ono +2 more | 1997-04-01 |
| 5092926 | Ink-jet printing ink | — | 1992-03-03 |
| 4973992 | Ink jet printing apparatus | — | 1990-11-27 |
| 4849773 | Ink jet recording apparatus | — | 1989-07-18 |
| 4489334 | Immersible oxygen absorbing capsule for ink jet fluid supply | — | 1984-12-18 |
| 4421559 | Jet printing ink composition | — | 1983-12-20 |
| 4352691 | Liquid ink for printers | Yuki Yamada | 1982-10-05 |