Issued Patents All Time
Showing 25 most recent of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12209193 | Ink jet recording method and ink jet recording apparatus | Hirohiko Yuasa, Satoru Kobayashi | 2025-01-28 |
| 11613129 | Aqueous ink, ink cartridge and ink jet recording method | Naotoshi Miyamachi, Hiromitsu Kishi, Keisuke Inui, Hirohiko Yuasa, Naofumi Shimomura | 2023-03-28 |
| 11492483 | Aqueous ink, ink cartridge and ink jet recording method | Hiromitsu Kishi, Naotoshi Miyamachi, Keisuke Inui, Hirohiko Yuasa, Naofumi Shimomura | 2022-11-08 |
| 10301495 | Ink jet recording method and ink jet recording apparatus | — | 2019-05-28 |
| 10253197 | Aqueous ink, ink cartridge and ink jet recording method | Kenichi Shiiba, Kenji Moribe, Kousuke Yamasaki | 2019-04-09 |
| 10125284 | Aqueous ink, ink cartridge, and ink jet recording method | Keigo Gouda, Shin-ichi Hakamada, Hisao Kamo, Hitoshi Nagashima, Takakazu Mizutani +3 more | 2018-11-13 |
| 9505941 | Ink, ink cartridge, and inkjet recording method | Shin-ichi Hakamada, Kousuke Yamasaki, Yuki Nishino, Kenichi Shiiba | 2016-11-29 |
| 9499704 | Ink, ink cartridge, and ink jet recording method | Kousuke Yamasaki, Kenichi Shiiba | 2016-11-22 |
| 9452608 | Ink, ink cartridge and ink jet recording method | Kousuke Yamasaki, Kenichi Shiiba | 2016-09-27 |
| 9387679 | Ink jet recording method and ink jet recording apparatus | Kenichi Shiiba, Masashi Ogasawara, Kousuke Yamasaki, Atsushi Takahashi, Tomoyuki Tenkawa | 2016-07-12 |
| 9243155 | Ink jet ink, ink cartridge, and ink jet recording method | Kousuke Yamasaki, Kenji Moribe, Kouichirou Okumura, Kenichi Shiiba, Hiromitsu Kishi | 2016-01-26 |
| 9169413 | Ink, ink cartridge and ink jet recording method | Kenichi Shiiba, Kousuke Yamasaki | 2015-10-27 |
| 8991993 | Ink, ink cartridge, and inkjet recording method | Yuki Nishino, Shin-ichi Hakamada, Kousuke Yamasaki, Kenichi Shiiba | 2015-03-31 |
| 8960878 | Ink jet ink, ink jet recording method, and ink cartridge | Hirofumi Ichinose, Kousuke Yamasaki, Mitsuru Ishii, Yuuki Nishino, Hiroshi Tomioka | 2015-02-24 |
| 8911071 | Ink jet ink, ink cartridge, and ink jet recording method | Yuuki Nishino, Kousuke Yamasaki, Mitsuru Ishii, Hirofumi Ichinose, Hiroshi Tomioka | 2014-12-16 |
| 8757776 | Ink jet ink, ink set, ink jet recording method, ink cartridge, recording unit and ink jet recording appratus | Hideki Yamakami, Hiroshi Tomioka, Chiaki Muraoka, Masaki Oikawa | 2014-06-24 |
| 8757788 | Ink jet ink, ink cartridge, and ink jet recording method | Kousuke Yamasaki, Mitsuru Ishii, Yuuki Nishino, Yoichi Takada, Hirofumi Ichinose +1 more | 2014-06-24 |
| 8690307 | Ink jet ink, ink cartridge, and ink jet recording method | Kouichirou Okumura, Kenichi Shiiba, Kousuke Yamasaki, Kenji Moribe, Hiromitsu Kishi | 2014-04-08 |
| 8684509 | Ink jet ink, ink cartridge, and ink jet recording method | Kousuke Yamasaki, Hiromitsu Kishi, Kenji Moribe, Kouichirou Okumura, Kenichi Shiiba | 2014-04-01 |
| 8641182 | Ink jet ink, ink cartridge, and ink jet recording method | Kenji Nishiguchi, Mitsuru Ishii, Sachie Furukawa, Kousuke Yamasaki, Yuuki Nishino +3 more | 2014-02-04 |
| 8636839 | Ink jet ink, ink cartridge, and ink jet recording method | Kousuke Yamasaki, Mitsuru Ishii, Yuuki Nishino, Hirofumi Ichinose, Hiroshi Tomioka | 2014-01-28 |
| 8500265 | Ink jet ink, ink set, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus | Hideki Yamakami, Hiroshi Tomioka, Chiaki Muraoka, Masaki Oikawa | 2013-08-06 |
| 8163817 | Aqueous ink, ink set, image forming method and image forming apparatus | Yuuki Nishino, Hiroyuki Takuhara, Mikio Sanada, Kenji Moribe, Satoshi Kudo | 2012-04-24 |
| 8123846 | Ink jet ink, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus | Hideki Yamakami, Hiroshi Tomioka, Mitsuru Ishii, Satoshi Kudo, Otome Mori | 2012-02-28 |
| 8029612 | Ink jet ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus | Mitsuru Ishii, Hiroshi Tomioka, Hideki Yamakami, Satoshi Kudo, Otome Mori | 2011-10-04 |