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 |
| 7334358 | Portable dredging equipment A portable dredging apparatus comprising a cutter housing in communication with a hydraulic power supply and a discharge pump through lengths of tubing whereby said cutter housing is submersible. The cutter housing is comprised of a platform having walls depending t... | 02/26/2008 |
| 7188440 | Device and method for bringing ashore or refloating a floating body An earthmoving device is suspended from a floating body provided with a hull. To that end, suspension elements for suspending the earthmoving device in a movable manner along the outside of the hull are provided, for the purpose of carrying out operations on the wat... | 03/13/2007 |
| 7181871 | Sludge harvester for removing sludge from sludge ponds A sludge harvester for removing a concentrated nutrient sludge from a sludge pond includes a frame, one or more wheels or skids attached to the frame, means for gently breaking up at least a portion of the sludge layer adjacent to a dilute layer, and means for captu... | 02/27/2007 |
| 7011749 | Remediation with ozone of sediments containing organic contaminants A system for treating sediments contaminated with organic contaminants, such as polychlorinated biphenyls (PCBs) and other contaminants polyaromatic hydrocarbons (PAHs) and dichlorodiphenyltrichloroethane (DDT) includes treating the sediments with ozone to react the... | 03/14/2006 |
| 6968340 | Technique for navigating components of a model having complex relationships A technique, system, and computer program for displaying and editing components of data which may have complex many-to-many (i.e. non-hierarchical) relationships, using a program such as a browser. The components are presented in such a way as to make the relationsh... | 11/22/2005 |
| 6910319 | Hydrojet for cutting plant growth from waterways An apparatus and method for cutting plant growth from waterways to promote fluid passage through such waterway. Water under high pressure is forced through a nozzle orifice to cut, chop and/or pulverize the aquatic plant matter. The nozzle is on a spray-head assembl... | 06/28/2005 |
| 6848860 | Maintenance apparatuses for permeability improvement in fluid containment basins The apparatuses for improving the permeability of a fluid containment basin having a plurality of ridges and furrows in the bottom of the basin are configured to disturb sediment that has settled on the ridges so as to place the sediment back into suspension. In one... | 02/01/2005 |
| 6832465 | Aquatic weeding device An aquatic weeding device is provided for removing aquatic vegetation from a body of water and transporting the vegetation to a desired location. The weeder includes at least one weeding element connected with respect to a vessel for collecting aquatic vegetation, a... | 12/21/2004 |
| 6647853 | Seabed mine clearance This disclosure relates to a vessel having means at the bow of the vessel to direct a water flow ahead of the vessel downwardly towards the sea bed in front of and to either side of the path of the vessel to displace material from the sea bed including an... | 11/18/2003 |
| 6519278 | Transmitting/receiving apparatus using a plurality of spreading codes Transmitting/receiving apparatuses are installed in a base station and a mobile station, respectively, to perform mutual transmission and reception by using a plurality of spreading codes. The transmitting/receiving apparatus installed in the base station... | 02/11/2003 |
| 6497059 | Energy conservation system for earth-moving loading machines An energy conservation system for an earth-moving loading machine is comprised of one or more pressurized gaseous pistons that extend from the front of the frame of a loading machine to the boom assembly. Although this piston does not provide sufficient f... | 12/24/2002 |
| 6125560 | Dredging apparatus A dredging apparatus comprising a body mounting thruster to direct, in use, a wash of water downwards towards an area of sea bed or the like, connection device to connect the dredging apparatus to a support vessel above the sea bed, said connection device... | 10/03/2000 |
| 5413715 | Incinerator improvements An ash scoop which remains out of the water during most of its operation. The ash scoop has a retaining and a nonretaining configuration. It moves along a track downward into the pit while poised in its nonretaining configuration. Once in the pit, it move... | 05/09/1995 |
| 5412884 | Waste material pond cleaning apparatus A dragline apparatus for cleaning waste material and sludge in clarifier and settling ponds and lagoons includes a pair of side walls and a back wall forming a frame supported on front and rear flotation rollers. Between the home member is at least one bl... | 05/09/1995 |
| 5406725 | Method and apparatus for water bottom removal of bottom material An improved material movement system for use in a body of water for moving bottom materials. The system includes a vessel from which at least one propulsion unit is suspended and which has the ability to provide flow therefrom directed at a preselected an... | 04/18/1995 |
| 5249378 | Hydraulic thrust producing implement A submersible thrust producing implement for use in combination with an excavator, the excavator being of the type having a boom and a stick with an attachment end on the stick for attaching the implement, which boom and stick can be extended and retracte... | 10/05/1993 |
| 5152126 | System for uprooting aquatic plants An aquatic plant uprooter for ridding a body of water of undesirable plantlife, composed of a hollow handle, a hollow discharge member connected at right angles to the handle, and a plurality of regularly spaced apart nozzles connected with the discharge ... | 10/06/1992 |
| 4957392 | Method and apparatus for the active prevention of sedimentation in harbors and waterways An apparatus for preventing sedimentation buildup in waterways having a current, the apparatus being submergible at a location proximate the edge of the waterway and adapted to produce a scour pattern of predetermined configuration. The apparatus includes... | 09/18/1990 |
| 4818390 | Apparatus for detoxification of lagoons Apparatus for detoxification of a hazardous waste containing lagoon comprising a bi-directionally operable cable operated process tool which is pulled through the lagoon and distributes treatment chemicals therein while being continuously supplied with th... | 04/04/1989 |
| 4084383 | Apparatus and method for multiple spindle kneading for improving ground A plurality of agitation spindles are disposed, and an agitation vane is attached to the lower portion of each agitation spindle. A mixing and kneading zone for mixing and kneading soft soil with a hardener is formed so that the hardener is supplied near ... | 04/18/1978 |
| 4073078 | Adjustable dredging and trenching apparatus A stowable agitation trenching apparatus for use on a vessel such as a dredge or barge includes an adjustable, vertically extendable and retractable elongate leg slidably disposed within a mounting bracket pivotally secured to the vessel for selectively d... | 02/14/1978 |
