Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10920096 | Oil-based inkjet ink and method for producing oil-based inkjet ink | Shinsuke Ozawa, Mitsuko Kitanohara, Hikaru Sugiura, Yoshifumi Watanabe, Naofumi Ezaki +1 more | 2021-02-16 |
| 10907062 | Oil-based inkjet ink and method for producing oil-based inkjet ink | Tomohiro Matsuzawa, Yoshifumi Watanabe, Naofumi Ezaki, Yasuo Yamamoto, Mitsuko Kitanohara | 2021-02-02 |
| 10144839 | Colored resin particle dispersion | Yoshifumi Watanabe | 2018-12-04 |
| 10106639 | Oil-based inkjet ink | Yoshifumi Watanabe, Kenji Yamada, Tomohiro Matsuzawa | 2018-10-23 |
| 10059813 | Colored resin particle dispersion, method for producing same, and inkjet ink | Yoshifumi Watanabe | 2018-08-28 |
| 10040958 | Colored resin particle dispersion and inkjet ink | Kazuyuki Ando, Yoshifumi Watanabe | 2018-08-07 |
| 9963603 | Colored resin particle dispersion and inkjet ink | Yoshifumi Watanabe, Kazuyuki Ando | 2018-05-08 |
| 9803064 | Colored resin particle dispersion and inkjet ink | Kazuyuki Ando, Yoshifumi Watanabe | 2017-10-31 |
| 9758693 | Colored resin particle dispersion and inkjet ink | Yoshifumi Watanabe, Kazuyuki Ando | 2017-09-12 |
| 9617438 | Oily inkjet ink | Satoshi Aoki, Kyoko MOTOYAMA | 2017-04-11 |
| 9212289 | Non-aqueous pigment ink | Yoshifumi Watanabe, Kyoko TSUMURA | 2015-12-15 |
| 9045662 | Non-aqueous pigment ink and pigment dispersant for non-aqueous pigment ink | Kyoko MOTOYAMA | 2015-06-02 |
| 8967782 | Non-aqueous ink and method of producing same | Yoshifumi Watanabe | 2015-03-03 |