Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6065373 | Power tool holding assembly that enables easier operation of a power tool | Tsuyoshi Watanabe | 2000-05-23 |
| 4912964 | Sample supporting device having small contact region with sample suitable for ventilation-characteristics measuring apparatus | Yoshiaki Kawamura, Yasuo Katougi | 1990-04-03 |