Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6015582 | Water absorbing article and method of using the same | Yohei Kageyama, Eikichi Kogure | 2000-01-18 |
| 4850533 | Telescopic drinking straw | Katsumasa Hoshi, Yukihiro Nomura, Ryosuke Kamei, Hiroshi Shibano | 1989-07-25 |