Celebrity Inventors
Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 7134262 | Method of and device for drying grass surfaces Drying of wet ground surfaces provided with stalks includes removing droplets from stalks with comb-shaped slitted, cubical or squared projections provided on an underside of a broad plank, and guiding the removed droplets along the slitted, cubical or squared proje... | 11/14/2006 |
| 6920744 | Apparatus and method for cutting and harvesting infestations of aquatic vegetation and/or skimming algae/floating vegetation A harvester and method for harvesting aquatic algae or floating vegetation in shallow areas of water bodies, such as lakes is described. The harvester is manually operated. The harvester moves on hollow wheels that are capable of adjusting the buoyancy of the harves... | 07/26/2005 |
| 5211247 | Landscaping device A device (10) for working soil is disclosed in the preferred form including a grading portion (12) and a raking portion (32) of generally C-shapes. Specifically, the grading and raking portions (12, 32) are formed from planar, central sections (14, 34) an... | 05/18/1993 |
| 5031705 | Crop-sensing cultivator A transmitter is mounted on a cultivator hitched to a tractor or the like for emitting a noninvasive sensor beam generally parallel to and in front of a soil-cultivating implement which tills the soil. Mechanism detects echoes from obstructions in the pat... | 07/16/1991 |
| 4945996 | Rake and soil conditioner A farm or garden implement capable of raking or soil conditioning as desired comprising a frame movable along the ground as with wheels, a deck for raking having replaceable resilient tines and a deck for soil conditioning having rigid tines. The raking d... | 08/07/1990 |
| 4257190 | Crop row centering A method and apparatus for treating crops in rows to destroy weeds in and adjacent to the crop rows. First and second probes are provided, preferably connected up to a high voltage source of electricity, and mounted so that they extend into crop row from ... | 03/24/1981 |
| 4158390 | Farming implement particularly for row cultivation A farming implement, particularly for row cultivation, wherein the operator device comprises a mill or harrow having substantially vertical axes or slightly inclined to the vertical, and connected to the tractor by the interposition of an automatic device... | 06/19/1979 |
