Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11189429 | Electrolytic capacitor and method for manufacturing same | Ai Makino, Hiroshi Kojima | 2021-11-30 |
| 11189430 | Electrolytic capacitor and method for producing same | Hiroshi Kojima, Ai Makino | 2021-11-30 |
| 11152158 | Electrolytic capacitor and method for manufacturing same | Hiroshi Kojima | 2021-10-19 |
| 10943743 | Electrolytic capacitor and method for producing same | Shinya Suzuki, Koji Okamoto, Makoto Nagashima | 2021-03-09 |