Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5236018 | Boring casing for boring machines | Akira Kobayashi, Hiroyuki Yoshizawa | 1993-08-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5236018 | Boring casing for boring machines | Akira Kobayashi, Hiroyuki Yoshizawa | 1993-08-17 |