Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7288315 | Gas-barrier material | Shigenobu Yoshida, Chiharu Okawara, Tooru Hachisuka | 2007-10-30 |
| 7166353 | Gas-barrier material | Shigenobu Yoshida, Chiharu Okawara, Tooru Hachisuka | 2007-01-23 |