Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9566393 | Injection needle assembly and drug injection device | Yoichiro Iwase, Kazunori Koiwai, Tetsuo Tanaka | 2017-02-14 |
| 8663163 | Injection needle and drug injection device | Yoichiro Iwase, Kazunori Koiwai, Tetsuo Tanaka, Takanori Ijitsu | 2014-03-04 |
| 8622963 | Injection needle assembly and drug injection device | Yoichiro Iwase, Kazunori Koiwai, Tetsuo Tanaka | 2014-01-07 |