Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11196075 | Fuel cell system and method for operating the same, and electrochemical system and method for operating the same | Shigenori Onuma | 2021-12-07 |
| 10985386 | Fuel cell including glass seal with barium free surface regions | TAKEHITO GOTO, Shigenori Onuma | 2021-04-20 |