Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8486501 | Plastic ampule and colored plastic container | Tadaaki Inoue, Hideshi Okamoto, Keiichi Kawakami, Koichi Takeda | 2013-07-16 |
| 8029885 | Multi-layer film and medicine container using the same | Hideshi Okamoto, Keiichi Kawakami | 2011-10-04 |