Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4906496 | Double-walled tube assembly | Masayuki Hosono, Kenji Waragai, Hirozo Uejo | 1990-03-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4906496 | Double-walled tube assembly | Masayuki Hosono, Kenji Waragai, Hirozo Uejo | 1990-03-06 |