Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876432 | Method for controlling a penetration bead | Yuji Sugitani, Yasuhiko Nishi | 1989-10-24 |
| 4827101 | Method for controlling a bead | Yuji Sugitani | 1989-05-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876432 | Method for controlling a penetration bead | Yuji Sugitani, Yasuhiko Nishi | 1989-10-24 |
| 4827101 | Method for controlling a bead | Yuji Sugitani | 1989-05-02 |