Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357150 | High-efficiency electrostatic air filter device | Senichi Masuda | 1982-11-02 |
| 4313741 | Electric dust collector | Senichi Masuda | 1982-02-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357150 | High-efficiency electrostatic air filter device | Senichi Masuda | 1982-11-02 |
| 4313741 | Electric dust collector | Senichi Masuda | 1982-02-02 |