Celebrity Inventors
Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.
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| Number | Title | Issue Date |
| 7143838 | Wavy farming disc A wavy farming disc for working the soil in farming activities, particularly in no-till works for seeding, wherein the disc comprises a plate having a peripheral circular cutting edge and a central portion, and a plurality waves in the plate with the waves extending... | 12/05/2006 |
| 7131384 | Seed tube guard assembly for agricultural planters A seed tube guard assembly for agricultural planters has floating wear plates to improve the wear life of the seed tube guard. The assembly includes a support bracket having an upper end attached to a planter shank assembly and a lower end positioned between a pair ... | 11/07/2006 |
| 5673757 | Ground opening device A ground opening device intended for use with agricultural apparatus is disclosed. The device has a rotatable cutting element and a mounting means. The rotatable cutting element has a cutting edge which forms a narrow groove in the ground when the cutting... | 10/07/1997 |
| 4256184 | Reverse-dish tiller blades A disk tiller blade which cuts, rather than pushes laterally, soil, in keeping with minimum tillage practices so as to greatly reduce the energy exerted in driving a gang of disks. The blade is generally circular and divided into either semicircular or qu... | 03/17/1981 |
| 4177743 | Seedling transplanter A seedling transplanter has a main frame securable to a drawing vehicle by a draft bar and supported for movement over a piece of ground in which seedlings are to be planted. Coulter assemblies are mounted on the main frame for cutting a furrow as the fra... | 12/11/1979 |
| 4059161 | Tillage apparatus and improved blade therefor A tillage apparatus for sod seeding usage includes a plurality of tillage unit assemblies having power driven blades receiving power from a tractor which tows the apparatus. An improved tillage blade is disclosed.... | 11/22/1977 |
