Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D449856 | Ballpoint pen | Nobuki Matsuzaki | 2001-10-30 |
| D437352 | Ballpoint pen | Nobuki Matsuzaki | 2001-02-06 |
| D430607 | Mechanical pencil | Nobuki Matsuzaki | 2000-09-05 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D449856 | Ballpoint pen | Nobuki Matsuzaki | 2001-10-30 |
| D437352 | Ballpoint pen | Nobuki Matsuzaki | 2001-02-06 |
| D430607 | Mechanical pencil | Nobuki Matsuzaki | 2000-09-05 |