Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D688713 | Upper rotating body for an excavator | Hideki Seino, Yasuyuki Oyamada, Masao Nagata, Mineaki Ogata, Takuzo Kawamura | 2013-08-27 |
| D685394 | Excavator | Masao Nagata, Yasuyuki Oyamada, Hideki Seino, Mineaki Ogata, Takuzo Kawamura | 2013-07-02 |
| 6669272 | Cabin of back hoe | Hiroaki Ayabe, Masami Miyanishi, Masao Nagata | 2003-12-30 |
| 4879921 | Transaxle casing for automatic transmission | Toshiyuki Asada, Seitoku Kubo, Shinya Nakamura, Masafumi Kinoshita | 1989-11-14 |