Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 6434487 | Method for estimating pore fluid pressure in subterranean formations A method for estimating pore fluid pressures in subterranean formations is disclosed for use in evaluating potential problems that might be encountered in drilling wells. It is a mathematical method based on the assumption that the second derivatives of a... | 08/13/2002 |
| 6422783 | Breakaway post slipbase A slip base support system for tubular posts. The post supporting a highway sign or other highway roadside device is held in a casting that has a triangular, multi-directional base plate. The base plate mates with a similar shaped ground plate, and the tw... | 07/23/2002 |
| 6393789 | Refractory anchor A refractory anchor and method of use. The anchor is made by combining two similar sections that are clinched together to form an elongated X-shape. The bilateral symmetrical shape affords maximum anchorage of the refractory, and through-flow of the refra... | 05/28/2002 |
| 6382969 | Dental articulator A dental articulator system including a device and method of forming dental casts with a posterior clip. The clip has a line of holes that receive male bulbs from a dental articulator. The dental articulator has adjustable ball and socket joints, which ar... | 05/07/2002 |
| 6372126 | Chlorinator for aerobic waste treatment systems A chlorinator for aerobic waste treatment systems that is in functional attachment with a waste stream and that includes a plurality of chlorine tablets therein. The chlorinator includes a cylinder portion that has a plurality of openings therethrough pro... | 04/16/2002 |
| 6347696 | Structured packing loading slide A method for loading structured packing into a tower, such as a vacuum tower in a petrochemical plant. The system uses a removable slide positioned in a manway opening, wherein the structured packing is slid down to a bottom stage in the receiving area. T... | 02/19/2002 |
| 6317496 | Telephone keypad guard This invention is a guard for preventing the vandalism of the keypad of a telephone. If the telephone is a pay telephone, the invention further prevents, thus preventing entry into the telephone money box from the upper housing area. The telephone guard, ... | 11/13/2001 |
| 6315903 | Method for processing liquid waste A raw sewage treatment system for treating grease trap raw sewage waste. The raw sewage is transferred via closed piping into an emulsifier/grinder pump into a first heating chamber where the fats in the waste melt. Here the heavier solids are allowed to ... | 11/13/2001 |
| 6305560 | Multiple pedestal ring for ringer crane A system of multiple concentric annular support pedestal rings for providing load and counterweight support for a ring supported crane. The pedestal rings are fabricated from uniform sections of steel, which are mated at preferably triangular shaped ends.... | 10/23/2001 |
| 6293751 | Water/solids extracting blower An extracting blower that removes liquid and solid contaminants from supply air, and provides high velocity air for cooling equipment, personnel and/or structures. The blower uses air velocity and the centrifugal force of a rotating fan to separate the co... | 09/25/2001 |
| 6294086 | Chlorinator for aerobic waste treatment systems A chlorinator for aerobic waste treatment systems. The chlorinator includes a cylinder portion that has a plurality of openings through which the waste water flows through to make contact with at least one chlorine table. The cylinder portion of the chlor... | 09/25/2001 |
| 6279176 | Low water toilet A low volume high-pressure toilet. When the user sits on the toilet seat, a hydraulic piston pressurizes the water tank, which optimally holds 1.7 liters of water. Water is released at high pressure through the toilet interior rim and a lower waterjet, fo... | 08/28/2001 |
| 6230837 | True center wide drive for motorcycles A motorcycle modification kit, primarily for Harley Davidson frames, having an oversized wide swing arm for pivotal mounting to a motorcycle frame for supporting a rear wheel having a wide series rear tire. The invention uses offset spacers for the transm... | 05/15/2001 |
| 6202789 | Composite scaffolding plank including natural wooden and laminated wooden boards and method of forming same A composite scaffolding plank made from a plurality of wooden boards positioned in side to side parallel abutment. At least one of such boards is a whole natural wooden board, and at least one of such boards is a laminated wooden board. A plurality of spa... | 03/20/2001 |
| 6183630 | Chlorinator for aerobic waste treatment systems A chlorinator for aerobic waste treatment systems that is in functional attachment with a waste stream and that includes a plurality of chlorine tablets therein. The chlorinator includes a cylinder portion that has a plurality of openings therethrough pro... | 02/06/2001 |
| 6179543 | Rack for motor vehicles A ladder rack for motor vehicles including at least two support mechanisms for supporting an item such as a ladder, a pivot for concurrently pivoting each of the support mechanisms between a first position and a second position, and a motion stabilizer me... | 01/30/2001 |
| 6181989 | Aircraft attitude sensor and feedback control system This invention is an aircraft orientation system that locates the earth's horizon, in order to determine the aircraft's attitude in the pitch and roll axes. The invention uses infrared sensors on the aircraft aimed to the sides, front and rear of the airc... | 01/30/2001 |
| 6149707 | Method for pyrocleaning metal components This is a method for pyrocleaning that degreases metal components using an oven, an oxidizer, a system gas supply, a system gas exhaust, and heat exchangers. The degreasing is accomplished by first transporting the metal components through the oven and ex... | 11/21/2000 |
| 6146528 | Sludge filtration system including selectively slidably removable filter assemblies and method A sludge filtration system generally including a container, a first filter assembly defining a first filtrate cavity, a first device for evacuating sludge filtrate from the first filtrate cavity, and a device for selectively slidably removing the first fi... | 11/14/2000 |
| 6136077 | Steam absorption apparatus An apparatus which absorbs gas that has been discharged from a pipe at a high velocity and which releases the gas to the atmosphere at a reduced velocity and with relatively low noise. The apparatus includes a container which has a container interior, a c... | 10/24/2000 |
| 6135765 | Pyrocleaning furnace and thermal oxidizer system A Pyrocleaning Furnace and Thermal Oxidizer System which degreases metal components and comprises an oven, an oxidizer, a system gas supply means, a system gas exhaust means, and a first heat exchanger. The degreasing is accomplished by first transporting... | 10/24/2000 |
| 6103109 | Wastewater treatment system A wastewater treatment system which comprises a tank having defined therein an aerobic treatment zone and a suspended micromedia zone. One embodiment further includes an anaerobic treatment zone. The suspended micromedia zone includes a separating media. ... | 08/15/2000 |
| 6093174 | Pre-filled syringe with mechanism to store needle therein A pre-filled syringe comprising, as common prior art syringes have, a partially open end, a neck extending therefrom, a needle, a needle cover plus a new type of attachment for storing and using the syringe needle. Prior to using the pre-filled syringe, t... | 07/25/2000 |
| 6085793 | Safety blinding device This invention is a safety blinding device that includes a body and bolt clamps for blinding pipes. The body includes a plate and extensions that extend radially from the plate. Preferably, there are three extensions that define three angles between each ... | 07/11/2000 |
| 6086172 | Structural assembly system used to form different furniture pieces A structural assembly system used to construct a variety of pieces of furniture comprising a plurality of main elements, a plurality of connecting elements, and a means for securing. Each of the main elements includes a plurality of openings therethrough,... | 07/11/2000 |
| 6071445 | Process for forming plastics A method of forming plastics which comprises the sequential steps of cutting a plastic piece from a sheet of plastic, heating both sides of the plastic piece by contact heating, molding the heated plastic piece into its end-shape by press-molding, and coo... | 06/06/2000 |
| 6066252 | Alarm mechanism for chlorinator in aerobic waste treatment system An alarm mechanism for use in chlorinators using chlorine tablets. The alarm mechanism signals when the chlorine tablets have dissolved to a pre-determined quantity and are in need of replenishment. The alarm mechanism has a low tablet register mechanism ... | 05/23/2000 |
| 6032559 | Fill riser cold punch A pipe punch apparatus which generally comprises a punch housing, a punch means situated within the punch housing, and a collar. The punch housing is connected to a bi-directional hydraulic fluid pump means. Depending on which direction the pump is set, t... | 03/07/2000 |
| 6028882 | Claus unit cooling and heat recovery system A cooling and heat recovery system for chemical processing vessels. An inner vessel is located within an outer vessel, defining a gap between the two vessels. A heat removal agent is pumped in and out of the gap thereby cooling the wall of the inner vesse... | 02/22/2000 |
| 6017065 | Remotely operable underwater connector assembly and method My invention comprises a male assembly, including a plurality of male connectors in functional communication with a first set of electric/hydraulic lines, a female assembly, including a plurality of female connectors in functional communication with a sec... | 01/25/2000 |
| 6000839 | Continuous static mixing apparatus A continuous static mixing apparatus includes mixing disks. Each of the mixing disks has a set of symmetrically distributed nozzles therein that accelerate the flow and that create a mixing turbulence in the flow. Typically, the mixing apparatus combines ... | 12/14/1999 |
| 5931816 | Syringe and method of using same My invention is a syringe which does not require the use of prior art plunger mechanisms to function (and its method of use). My syringe generally comprises the main body section and fluid transmission means, usually a needle, of prior art syringes. A sea... | 08/03/1999 |
| 5910247 | Two element filter bag My invention comprises a two element filter bag which includes a cylindrical outer element, a generally tubular inner element, a joining means, a securing means, and a diverting means. Cylindrical outer element is hollow, constructed of suitable filter me... | 06/08/1999 |
| 5901864 | Movable crane apparatus A movable pedestal or kingpost type luffing crane that includes an upperworks, having a crane boom, rotatably mounted on a crane support. The crane support extends below the upperworks. The movable crane is constructed to be selectively maintained in or r... | 05/11/1999 |
| 5870945 | Portable filtration and treatment apparatus My invention is a portable filtration and treatment apparatus, comprising a tank, a filtering mechanism immersed in the tank (holding cooking oil), a treating mechanism preferably situated external to the tank, a pump, and a discharge. The pump draws liqu... | 02/16/1999 |
| 5858226 | Selectively removable gravitational and vacuum sludge filtration apparatus and method A selectively removable gravitational and vacuum sludge filtration apparatus and method that provides for retrofit into a container and separation of the sludge solids from the sludge liquids therein. A pair of spaced vertically oriented filter assemblies... | 01/12/1999 |
| 5839971 | Golf swing training device A golf swing training device that includes a guide arm supported by a support body, preferably a stake. The stake maintains the relative position of the guide arm when the device is in use. In the preferred embodiment and at its connecting end, the guide ... | 11/24/1998 |
| 5820416 | Multiple contact wet connector A multiple contact wet connector that includes a male connector assembly having a nose portion that removably fits within an axial cavity in a female connector assembly. The connector assemblies are constructed for attachment to equipment and instrumentat... | 10/13/1998 |
| 5796070 | Welding gun spatter shield A welding gun spatter shield for insertion in the sleeve opening of a welding gun that prevents contact of spatter with the welding gun components and that prevents the accumulation of spatter on the welding gun. The shield is a body that fits within or o... | 08/18/1998 |
| 5793312 | Data entry system A data entry system for use with one hand that includes nine primary keys and four secondary keys. The nine primary keys are arranged in three symmetrical rows of three keys each and, thereby, form three symmetrical columns of three keys each. These prima... | 08/11/1998 |
