Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9731077 | Syringe plunger with one piece hollow gasket and plunger rod | Shigeki Tanaka, Masanobu Iwasa, Hidero Kato, Teruhisa Hirobe | 2017-08-15 |
| 6541029 | Nutrient infusion preparation | Shunzo Yamashita, Takeo Kikuchi, Makoto Sato | 2003-04-01 |