Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9387973 | Oxygen absorbing agent | Emi Ishihara, Hirokazu Tanaka | 2016-07-12 |
| 9315383 | Oxygen absorbing agent and method for storing the same | Emi Ishihara, Tomoharu Himeshima | 2016-04-19 |