Issued Patents 1989
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886547 | Powder manufacturing apparatus and method therefor | Hideaki Mizukami, Kentaro Mori, Akichika Ozeki, Takaho Kawawa, Hirokazu Nomura +2 more | 1989-12-12 |
| 4876432 | Method for controlling a penetration bead | Yoshikazu Sato, Yasuhiko Nishi | 1989-10-24 |
| 4851638 | Bevel profiling control method for arc welding | Masatoshi Murayama | 1989-07-25 |
| 4851639 | Apparatus for automatically welding cylindrical vessel | Yasuhiko Nishi, Yoshihiro Kanjo | 1989-07-25 |
| 4827101 | Method for controlling a bead | Yoshikazu Sato | 1989-05-02 |
| 4816639 | Automatic arc-welding method | Yasuhiko Nishi | 1989-03-28 |
| 4816640 | Automatic arc-welding method | Yosihiro Kanjo, Yasuhiko Nishi | 1989-03-28 |
| 4816641 | Automatic arc-welding method | Yasuhiko Nishi | 1989-03-28 |