| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 5 | |
| #2 | Australia | 3 | |
| #3 | France | 3 | |
| #4 | Germany | 2 | |
| #5 | Italy | 2 | |
| #6 | Sweden | 2 | |
| #7 | Canada | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Wood saws | |
| #2 | Harvesting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sugihara Hideo | 7 |
| #2 | Yamada Tetsuo | 4 |
| #3 | Takishita Mitsukazu | 4 |
| #4 | Hirose Taisei | 4 |
| #5 | Mitsukazu Takishita | 2 |
| #6 | Daijo Hirose | 2 |
| #7 | Hirose Daijo | 2 |
| #8 | Tomita Hajime | 2 |
| #9 | Sugihara H | 1 |
| #10 | Tetsuo Yamada | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JPH04183316A | Cord-delivery mechanism of cutting edge apparatus of cord-type grass cutter | |
| JPH0353807A | Cord-type mower | |
| JPH0248164A | Chain saw | |
| JPS641501A | Oil supplying structure for chain saw | |
| IT8720176D0 | Cutting head for cord type mower | |
| AU7044887A | Cutting head for cord type mower | |
| CA1229287A | Chain saw guide bar | |
| AU8026682A | A chain guide for a chain saw | |
| US4321750A | Chain guide for a chain saw |