Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9732655 | Exhaust purifying device for internal combustion engine | Sayaka Yasoshina, Akihito Kasai | 2017-08-15 |
| 9714356 | Black ink composition, ink set, and image forming method | Kaoru Tojo, Katsuto Sumi | 2017-07-25 |