Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6898853 | Method for manufacturing a hollow rack shaft | Kiyoshi Okubo, Yasushi Watanabe | 2005-05-31 |
| 6845560 | Method for manufacturing a hollow rack shaft | Kiyoshi Okubo, Yasushi Watanabe | 2005-01-25 |