Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832800 | Process for preparing surface-treated steel strips adapted for electric resistance welding | Hajime Ogata, Kyoko Hamahara, Kazuo Mochizuki, Toshio Ichida | 1989-05-23 |
| 4687713 | Tin-free steel strips useful in the manufacture of welded cans and process for making | Hajime Ogata, Yasuhiro Akeda, Toshio Ichida, Toshio Irie, Sachiko Otsuka | 1987-08-18 |
| 4579786 | Surface-treated steel strips seam weldable into cans | Hajime Ogata, Kyoko Yamaji, Kazuo Mochizuki, Toshio Ichida | 1986-04-01 |