Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6729937 | Barrel-polishing apparatus | — | 2004-05-04 |
| 6688953 | Barrel polishing apparatus | Akitaka Matsushita | 2004-02-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6729937 | Barrel-polishing apparatus | — | 2004-05-04 |
| 6688953 | Barrel polishing apparatus | Akitaka Matsushita | 2004-02-10 |