Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10576774 | Ballpoint pen | Takeo Fukumoto, Tooru Nakajima, Kazuhiko Furukawa, Yusuke Kobayashi | 2020-03-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10576774 | Ballpoint pen | Takeo Fukumoto, Tooru Nakajima, Kazuhiko Furukawa, Yusuke Kobayashi | 2020-03-03 |