Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11617764 | Peritoneal dialysis fluid | Yoshihiko Koyama, Hiroshi Nishitani, Tsuyoshi Ariizumi | 2023-04-04 |
| 11020520 | Peritoneal dialysis fluid | Hiroshi Nishitani, Yoshihiko Koyama, Tsuyoshi Ariizumi | 2021-06-01 |
| 10010563 | Peritoneal dialysis fluid | Yoshihiko Koyama, Hiroshi Nishitani, Tsuyoshi Ariizumi | 2018-07-03 |