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| Number | Title | Issue Date |
| 6540031 | Small-sized tiller A tiller has rotational blades for tilling the ground. A power source generates a rotational driving force for rotating the rotational blades and for advancing the tiller unidirectionally while tilling the ground. A power transmission mechanism transmits ... | 04/01/2003 |
| 4854391 | Hand propelled soil cultivation tool A hand propelled soil cultivation tool for accepting several different cultivation implements is described which includes a forward gauge wheel and a quick adjustment means for handle length. The different tool attachments described include a hoe implemen... | 08/08/1989 |
| 4512091 | Snow plow scoop A wheeled snow plow is provided and consists of a tubular frame having a laterally spaced pair of side portions, a rear portion and a V-shaped front portion to form a generally rectangular configuration, three wheel assemblies, one wheel assembly mounted ... | 04/23/1985 |
