Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4787563 | Bearing system for cone type crusher | Takeshi Tanaka | 1988-11-29 |
| 4586664 | Bearing supporting system for cone crusher | Takeshi Tanaka, Masaaki Higaki, Toshimasa Hamada, Tadashi Hashikawa, Toneri Ohashi +1 more | 1986-05-06 |