Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10737927 | Liquid supply apparatus | Osamu Tsukada, Akihiko Nakasa, Kengo Kanai, Masato Shimizu, Haruna Koike +8 more | 2020-08-11 |
| 7993440 | Inkjet ink | Yoshiaki Shikata, Isao Tabayashi | 2011-08-09 |
| 7901495 | Inkjet ink | Yoshiaki Shikata, Isao Tabayashi | 2011-03-08 |