Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5266369 | Packaging material made of electret material and packaging method | Katsutoshi Ando, Katsuya Ogawa, Eiichi Nishiura, Yoshiharu Okumura | 1993-11-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5266369 | Packaging material made of electret material and packaging method | Katsutoshi Ando, Katsuya Ogawa, Eiichi Nishiura, Yoshiharu Okumura | 1993-11-30 |