Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5594178 | Strength evaluation method for brittle material pieces | Shinji Tanaka, Hiroshi Maeno | 1997-01-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5594178 | Strength evaluation method for brittle material pieces | Shinji Tanaka, Hiroshi Maeno | 1997-01-14 |