Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9358828 | Mechanical pencil | Kei Oomoto | 2016-06-07 |
| 9302529 | Mechanical pencil | Takeshi Kobayashi, Kyo Nakayama | 2016-04-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9358828 | Mechanical pencil | Kei Oomoto | 2016-06-07 |
| 9302529 | Mechanical pencil | Takeshi Kobayashi, Kyo Nakayama | 2016-04-05 |