Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D634604 | Packing ring | Masahiro Okuma | 2011-03-22 |
| 7874242 | Piston assembly in fluid pressure cylinder | Naoki Hoshi, Shinichiro Nemoto, Hiroyuki Asahara | 2011-01-25 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D634604 | Packing ring | Masahiro Okuma | 2011-03-22 |
| 7874242 | Piston assembly in fluid pressure cylinder | Naoki Hoshi, Shinichiro Nemoto, Hiroyuki Asahara | 2011-01-25 |