Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5321224 | Methods of modifying surface qualities of metallic articles and apparatuses therefor | Tadashi Kamimura | 1994-06-14 |
| 5308409 | Method of strengthening aluminum castings in a specified local part | Tadashi Kamimura | 1994-05-03 |