Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800165 | Method of detecting corrosion rate of member of steel material | Hiroshi Kihira, Kazumi Matsuoka, Satoshi Ito | 1989-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800165 | Method of detecting corrosion rate of member of steel material | Hiroshi Kihira, Kazumi Matsuoka, Satoshi Ito | 1989-01-24 |