Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D857204 | Sphygmomanometer | Daiki Akamatsu, Kazuhiko Koyano | 2019-08-20 |
| D851768 | Sphygmomanometer | Kazuhiko Koyano | 2019-06-18 |
| D834716 | Sphygmomanometer | Kazuhiko Koyano | 2018-11-27 |