Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4442172 | Ink jet recording sheet | Hiroyo Oshima, Matsukuma Daisaku, Kobayashi Yukio, Nagai Koichi | 1984-04-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4442172 | Ink jet recording sheet | Hiroyo Oshima, Matsukuma Daisaku, Kobayashi Yukio, Nagai Koichi | 1984-04-10 |