Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867765 | Self-discharge type pulse charging electrostatic precipitator | Yutaka Nakayama | 1989-09-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867765 | Self-discharge type pulse charging electrostatic precipitator | Yutaka Nakayama | 1989-09-19 |