Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7867123 | Drive apparatus for an extruder | Yasufumi Fujita, Junichi Iwai | 2011-01-11 |
| 5291801 | Gear device | Seigo Hanada, Junji Kawamoto, Koji Nakamura, Masahiro Abe | 1994-03-08 |