Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6752339 | Mobile crushing apparatus | Yukio Moriya, Toor Nakayama, Hiroyuki Umeda | 2004-06-22 |
| 4342333 | Exhaust gas change-over apparatus | Tadatoshi Mizuno, Sumihiro Hosotani | 1982-08-03 |