Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6474756 | Rubber crawler belt | Kazutoshi Hori, Hiroaki Watanabe, Masatake Tamaru | 2002-11-05 |
| D463807 | Operator cabin of power shovel | Masatake Tamaru, Masami Naruse, Tetsuyuki Hirano | 2002-10-01 |
| D463459 | Operator's seat for construction machinery | Masatake Tamaru, Masami Naruse, Tetsuyuki Hirano | 2002-09-24 |
| D462973 | Power shovel | Masatake Tamaru, Masami Naruse, Tetsuyuki Hirano | 2002-09-17 |