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| Number | Title | Issue Date |
| 7843138 | Power supply for a hot-filament cathode In accordance with one embodiment of the present invention, there is provided a switch-mode power supply to generate the heating current for a hot-filament electron-emitting cathode. The power supply directly couples, without an output power transformer, the output ... | 11/30/2010 |
| 7740266 | Spring and pendulum system for shock attenuation in trailer hitches A system is described for attenuating intermittent forces at the interconnection between a towing vehicle and a trailer. The system includes a linear rocking member suspended between the towing vehicle and the trailer, a shock absorber between the linear rocking mem... | 06/22/2010 |
| 7728498 | Industrial hollow cathode In accordance with one embodiment, the hollow cathode is comprised of a first tantalum tube, tantalum foil, and a second tantalum tube. The foil is in the form of a spiral winding around the outside of the first tube and is held in place by the second tube, which su... | 06/01/2010 |
| 7667379 | Industrial hollow cathode with radiation shield structure In accordance with one embodiment of the present invention, the hollow-cathode apparatus comprises a small-diameter tantalum tube with a plurality of tantalum-foil radiation shields, wherein the plurality of shields in turn comprise one or more spiral windings exter... | 02/23/2010 |
| 6901679 | Sprinkler spacer system A spacer system for attachment to a sprinkler to prevent the positioning of the sprinkler too close to a sidewalk or curb, etc., including a spacer which can be attached to the sprinkler, and an elongated stake having a notch for receiving and holding the spacer. Al... | 06/07/2005 |
| 7155802 | Lift tool A lift tool and method useful for installing a repaired clutch assembly or flywheel in a vehicle bell housing. The tool includes (a) a mounting bracket which can be secured to existing threaded openings in the bell housing, (b) an elongated lift arm pivotably attach... | 01/02/2007 |
| 7020943 | Lift tool A lift tool and method useful for installing a repaired clutch assembly or flywheel in a vehicle bell housing. The tool includes (a) a mounting bracket which can be secured to existing threaded openings in the bell housing, (b) an elongated lift arm pivotably attach... | 04/04/2006 |
| D514532 | Wireless remote monitor enclosure | 02/07/2006 |
| 6911789 | Power supply for a hot-filament cathode In accordance with one embodiment of the present invention, there is provided a switch-mode power supply to generate the heating current for a hot-filament electron-emitting cathode. The power supply directly couples, without an output transformer, the output from a... | 06/28/2005 |
| 6894778 | Low detection limit turbidimeter A turbidimeter having an arrangement of internal surfaces, optical surfaces, and optical restrictions to the field of view of both the illumination and the detector means to significantly improve the lower detection limit of the turbidimeter by reducing the detected... | 05/17/2005 |
| 6870164 | Pulsed operation of hall-current ion sources In accordance with one specific embodiment of the present invention, a Hall-current ion source is operated in a pulsed mode where the pulse duration is short compared to the time for discharge fluctuations to develop. For a reduced loss of neutral gas, the time betw... | 03/22/2005 |
| 6864485 | Ion optics with shallow dished grids In accordance with one specific embodiment of the present invention, the ion optics for use with an ion source have a plurality of electrically conductive grids that are mutually spaced apart and have mutually aligned respective pluralities of apertures through whic... | 03/08/2005 |
| 6843891 | Apparatus for sputter deposition In one embodiment of this invention, the apparatus for sputter deposition within an evacuated volume comprises a compact gridless ion source into which an ionizable gas is introduced and from which ions leave with directed energies at or near the sputtering threshol... | 01/18/2005 |
| 6750600 | Hall-current ion source In accordance with one specific embodiment of the present invention, a Hall-current ion source of the end-Hall type has an anode that is contoured with one or more recesses in the electron-collecting surface which have areas that are protected from the deposition of... | 06/15/2004 |
| 6724160 | Ion-source neutralization with a hot-filament cathode-neutralizer In accordance with one embodiment of the present invention, the ion-beam apparatus takes the form of a gridless ion source with a hot-filament cathode-neutralizer, in which the hot filament is heated with a current from the cathode-neutralizer heater. The cathode-ne... | 04/20/2004 |
| D488081 | Pocket colorimeter | 04/06/2004 |
| 6682634 | Apparatus for sputter deposition In accordance with one specific embodiment of the present invention, the apparatus for sputter deposition within an evacuated volume comprises a compact ion source to generate ions into which an ionizable gas is introduced and from which ions leave with d... | 01/27/2004 |
| 6628394 | Optical gasket system An optical gasket system for use in a colorimeter or other instrument which utilizes a light beam and a sample cell or chamber for a liquid to be tested. Each gasket is optically clear and is pliable so as to conform to the surface of the sample cell whic... | 09/30/2003 |
| 6619602 | Gate support system A gate support system for the free end of a swinging gate. The system can be secured to the free end of an existing gate or it may be included as an integral part of the gate at the time of manufacture. The system includes (a) an elongated support; (b) a ... | 09/16/2003 |
| 6608431 | Modular gridless ion source In accordance with one embodiment of the present invention, the ion-beam apparatus takes the form of an end-Hall ion source in which the detachable anode module incorporates the outer pole piece and includes an enclosure around the anode that both minimiz... | 08/19/2003 |
| 6576143 | Method for the removal of sulfide interference in common tests for arsenic A method for removing sulfide from a liquid sample such as water in a test for arsenic. The method involves adding a strong oxidizing agent to the sample to oxidize the sulfide to sulfate, and then adding an organic amine to the sample to react with any r... | 06/10/2003 |
| 6575380 | Sprinkler spacer and guide system A system for providing a predetermined minimum spacing between a sprinkler head and a sidewalk, curb or the like when installing a sprinkler head in a lawn or other landscaped area. The system includes a spacer or guide which can be attached to the sprink... | 06/10/2003 |
| 6538736 | Concentric spectrometer with mitigation of internal specular reflections Concentric spectrometers are plagued with internal reflections due to inherent nature of more than one optical surface possessing a common center of curvature. Reflections from optical surfaces arise when there is a difference or change in the refractive ... | 03/25/2003 |
| 6533234 | Self-centering system A self-centering system is described for holding an object (e.g. a vial, tube or cell) to maintain the longitudinal axis of the object in the desired orientation. The system includes two cam members which are pivotably mounted on parallel axes. The cam me... | 03/18/2003 |
| 6512178 | Sliding cover system An instrument housing is described having an arcuate upper surface and a sliding cover which rests on the upper surface of the instrument. The cover slides between open and closed positions. The cover includes a base with an elongated slot, and the upper ... | 01/28/2003 |
| 6456011 | Magnetic field for small closed-drift ion source In one embodiment of a compact closed-drift ion source, an ionizable gas is introduced into a annular discharge region. An anode is at one end of this region and an electron-emitting cathode is near the opposite and open end. A magnetic circuit extends fr... | 09/24/2002 |
| 6454910 | Ion-assisted magnetron deposition In accordance with an embodiment of the present invention, apparatus for ion-assisted magnetron deposition takes a form that includes a magnetron, a deposition substrate displaced from the magnetron, and an ion source also displaced from the magnetron and... | 09/24/2002 |
| 6416073 | Camper trailer hitch conversion system A conversion system for enabling a camper trailer with a king pin to be towed by a vehicle having a ball-type hitch. The system includes a clamp comprising two U-shaped members adapted to be fitted around the king pin of the trailer, a plate which is conn... | 07/09/2002 |
| 6386792 | Implement for filling wheel tracks An implement is described for use in filling wheel tracks (e.g. irrigation sprinkler wheel tracks or ruts) with granular fill material. The implement includes a wheeled frame, a hopper with a bottom opening, and a filling guide suspended below the opening... | 05/14/2002 |
| 6368870 | Controlled diffusion analysis A method is described for determining the presence of a volatile component in a test sample. The method involves use of two separate vessels, one of which is capable of being placed wholly within the other vessel. The test sample is placed in the larger v... | 04/09/2002 |
| 6326043 | Method for measuring processing degree and gelatinized starch content of steam-flaked corn and other grains The nutritive value of flaked grain can be quantified by measuring starch availability, degree of processing, and the percentage of gelatinized starch in relation to the total amount and availability of starch in the whole (unprocessed) grain. A laborator... | 12/04/2001 |
| 6323586 | Closed drift hollow cathode In accordance with one specific embodiment of the present invention, the closed drift hollow cathode comprises an axisymmetric discharge region into which an ionizable gas is introduced, an annular electron emitting cathode insert disposed laterally about... | 11/27/2001 |
| 6315950 | Controlling chlorination of wastewater and chloramination of drinking water A method is described for precisely controlling chlorination of wastewater and chloramination of drinking water. The method involves analyzing the water for the presence of residual monochloramine without interference of dichloramine, organic amines, orga... | 11/13/2001 |
| 6307630 | Turbidimeter array system A turbidimeter array system is described in which a common light source and a common detector are used in conjunction with a plurality of test sample chambers for measuring the turbidity of a sample in each of the numerous chambers sequentially. Many embo... | 10/23/2001 |
| 6279715 | Chute liner system A system is described for lining or protecting a working surface of a chute, hopper, trough, etc. or other material-handling equipment with a wear-resistant material. The system includes a framework of parallel elongated rails secured to the working surfa... | 08/28/2001 |
| 6264969 | Mole control system A method is described for controlling or exterminating moles through the use of a bait composition in the form of a gel, paste, or grease. The composition includes an attractant and an active ingredient capable of killing vertebrate pests. The composition... | 07/24/2001 |
| 6246162 | Ion optics In one embodiment of the present invention, the ion optics for use with an ion source have first and second electrically conductive grids having mutually aligned respective pluralities of apertures through which ions may be accelerated and wherein each ha... | 06/12/2001 |
| 6237799 | Utility tray A utility tray is described which includes a generally planar base and an upright flange extending upwardly from at least three side edges of the tray. The tray can be attached or mounted to any desired support structure such as a bed frame. Attachment to... | 05/29/2001 |
| 6238537 | Ion assisted deposition source In accordance with one specific embodiment of the present invention, the ion assisted deposition source for thin films comprises an axially symmetric discharge region into which an ionizable gas is introduced, a sputter target at one end of that region, a... | 05/29/2001 |
