Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4796653 | Method of enhancing residual compressive stress in double metallic tubes | Masahiro Kobayashi, Hitoshi Nakamura, Shinji Tanaka, Shuji Furuya | 1989-01-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4796653 | Method of enhancing residual compressive stress in double metallic tubes | Masahiro Kobayashi, Hitoshi Nakamura, Shinji Tanaka, Shuji Furuya | 1989-01-10 |