Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844323 | Method for joining ceramics | Hitoshi Kondo, Konosuke Inagawa, Tetsuya Abe, Yoshio Murakami | 1989-07-04 |
| 4816348 | Surface treated steel sheet for welded can material | Masanobu Matsubara, Osamu Yoshioka, Tsuneo Inui | 1989-03-28 |