Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6050032 | Safety fence for a hatch formed in a slab | Kenichi Yamada, Hiroto Nakagawa, Mituru Hori | 2000-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6050032 | Safety fence for a hatch formed in a slab | Kenichi Yamada, Hiroto Nakagawa, Mituru Hori | 2000-04-18 |