Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5437334 | Edger | Makizo Hirata, Michio Nishimura | 1995-08-01 |
| 5199502 | Edger with improved rotary blade driving device | Makizo Hirata, Michio Nishimura | 1993-04-06 |
| 5165485 | Edger with improved blade cover assembly | Tetsuzo Fujikawa, Makizo Hirata, Michio Nishimura | 1992-11-24 |
| 5156217 | Edger with improved rear wheel adjustment | Makizo Hirata | 1992-10-20 |
| 5139091 | Edger with improved operating lever assembly | Tetsuzo Fujikawa, Makizo Hirata, Michio Nishimura | 1992-08-18 |
| 5119879 | Edger with tubular main frame | Tetsuzo Fujikawa, Makizo Hirata | 1992-06-09 |