Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10025223 | Ink jet recording medium having anionic inorganic particles | Takatoshi Tanaka, Arika Tanaka, Tetsufumi Shiba | 2018-07-17 |
| 9944107 | Recording medium | Takatoshi Tanaka, Tetsufumi Shiba | 2018-04-17 |