Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10850522 | Ink cartridge | Takeho Miyashita, Yasuo Kotaki, Tetsuya Ohashi, Ryoji Inoue, Takashi Fukushima +2 more | 2020-12-01 |
| 10675877 | Ink cartridge | Hironori Murakami, Yasuo Kotaki, Tetsuya Ohashi, Ryoji Inoue, Takashi Fukushima +2 more | 2020-06-09 |
| 10661570 | Ink cartridge for reduction of ink leakage | Takeho Miyashita, Yasuo Kotaki, Tetsuya Ohashi, Ryoji Inoue, Takashi Fukushima +2 more | 2020-05-26 |