Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11202996 | Filtration filter | Takashi Kondo, Masaru Banju, Seiichi Matsumoto, Wataru Yamamoto, Yoshiji Okamoto | 2021-12-21 |
| 11041787 | Aperture array and production method therefor | Naoki Kawara, Masaru Banju, Takashi Kondo | 2021-06-22 |