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...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 6762071 | Method for fabricating a metal-oxide electron tunneling device for solar energy conversion A method for fabricating an electron tunneling device on a substrate includes forming a first non-insulating layer on the substrate and providing a first amorphous layer. The method further includes the steps of providing a second layer, and forming a second non-ins... | 07/13/2004 |
| 6756649 | High speed electron tunneling device and applications A modulator includes a voltage source, a first arrangement including first and second non-insulating layers configured such that a modulation voltage from the voltage source can be applied there across, and a second arrangement between the first and second non-insul... | 06/29/2004 |
| 6664562 | Device integrated antenna for use in resonant and non-resonant modes and method An assembly includes a device for receiving at least one input to produce an output. An antenna arrangement supports the device to transfer the input to the device and further to transfer the output from the device such that the antenna arrangement suppor... | 12/16/2003 |
| 6615965 | Planar over-running clutch and method A planar type of over-running clutch including first and second confronting plates is disclosed herein. The second plate itself includes movable struts and associated biasing mechanisms for cooperative engagement with cooperating shoulder members of the f... | 09/09/2003 |
| 6244669 | Wheel structure, particularly for cars In the wheel structure according to the invention, at least one and preferably several profile elements (2.1) are used for the transmission of forces between hub (1) and rim (3). The parts (1.2, 1.3) are combined or combinable into an intrinsically stiff ... | 06/12/2001 |
| 6241997 | Chewable calcium supplement and method A chewable calcium composition and its associated method of manufacturing are disclosed. The chewable composition includes a lipid base and a micronized calcium salt substantially uniformly mixed with the lipid base such that the lipid base forms a contin... | 06/05/2001 |
| 6115170 | Light modulation system for use in a data transmission scheme and method A light modulation system, wherein a light source provides light of a certain wavelength to be modulated by a material layer, which forms part of a specifically configured plate assembly. The modulation layer is placed in the optical path of the light sou... | 09/05/2000 |
| 5990682 | Method for determining the depth of an in-ground boring tool The present invention provides a locator/monitor capable of locating a boring tool and monitoring the progress of the tool for control purposes. The locator/monitor may be used in expedited locating methodology and straightforward calibration techniques o... | 11/23/1999 |
| 5990683 | Method and arrangement for locating a boring tool using a three-antennae vector sum The present invention provides a locator/monitor capable of locating a boring tool and monitoring the progress of the tool for control purposes. The locator/monitor may be used in expedited locating methodology and straightforward calibration techniques o... | 11/23/1999 |
| 5943104 | Liquid crystal eyewear with two identical guest host subcells and tilted homeotropic alignment Light responsive, transmissivity variable eyewear utilizing two specifically configured liquid crystal cells and a method of making the cells is disclosed. The cell itself includes a pair of spaced apart transparent substrates in confronting parallel rela... | 08/24/1999 |
| 5787879 | Method of administering oxygen to a patient after general anesthesia using a particular adapter A surgical procedure done under general anesthesia in which a patient is first operated on in an operating room and thereafter moved from the operating room to a recovery room is disclosed herein. During general anesthesia the patient is administered oxyg... | 08/04/1998 |
| 5768002 | Light modulation system including a superconductive plate assembly for use in a data transmission scheme and method A method and apparatus for modulating light, wherein a light source provides light of a certain wavelength to be modulated by a layer of superconducting material which forms part of a specifically configured plate assembly. The superconducting layer is pl... | 06/16/1998 |
| 5764062 | Technique for establishing and recording a boring tool path using a survey reference level An overall process in which a boring tool is moved through the ground within a given region along a particular path from a specific starting point is disclosed herein. A method of establishing and graphically recording the location of at least a portion o... | 06/09/1998 |
| 5759745 | Method of using amorphous silicon as a photoresist A method of using amorphous silicon as a photoresist is disclosed herein. The photoresist is produced by first forming a thin film including at least an outermost layer which includes hydrogenated amorphous silicon onto a suitable surface. Predetermined a... | 06/02/1998 |
| 5731649 | Electric motor or generator A device such as an electric motor, an electric generator, or a regenerative electric motor includes a rotor arrangement and a stator arrangement. The stator arrangement has a dielectric electromagnet housing and at least one energizable electromagnet ass... | 03/24/1998 |
| 5726359 | Orientation sensor especially suitable for use in an underground boring device An orientation sensor especially suitable for use in an underground device is disclosed herein. This orientation sensor includes a sensor housing defining a closed internal chamber, an arrangement of electrically conductive members in a predetermined posi... | 03/10/1998 |
| 5699889 | One way drive device with a dog clutch to transmit torque and a ratchet clutch to provide an overrun function A one way drive device for transmitting torque from a rotational input to a rotational output when the device is driven in a counterclockwise torque transmitting rotational direction by the rotational input. The device allows the rotational input to freel... | 12/23/1997 |
| 5698981 | Technique for establishing at least a portion of an underground path of a boring tool A method of establishing the location of at least a portion of a particular path taken by a boring tool within a given region is presented. The method includes the steps of establishing a reference path within the region and providing a portable locator a... | 12/16/1997 |
| 5694147 | Liquid crystal integrated circuit display including as arrangement for maintaining the liquid crystal at a controlled temperature An active matrix liquid crystal display includes an arrangement for maintaining the liquid crystal material of the display at a controlled temperature above ambient temperature. The liquid crystal material of the display is disposed over a substrate conta... | 12/02/1997 |
| 5655783 | Roller skate braking device A break for an in-line roller skate is disclosed, which is activated by rotating the skater's lower leg rearwardly to drive a friction pad downwardly to engage the skating surface. A locking device permits the friction pad to be locked in a braking positi... | 08/12/1997 |
| 5651761 | Laryngoscope including an endotracheal tube separation mouth and its method of use An improved laryngoscope and its method of use are disclosed herein. The laryngoscope includes a handle and a blade which defines a slot along its length. A tube separation mouth, which is widened in comparison to the slot and which leads into the slot, i... | 07/29/1997 |
| 5651760 | Laryngoscope including means for locking the blade in an operative position An improved laryngoscope and its method of use are disclosed herein. The laryngoscope includes a handle and a blade separate from the handle. The blade is engagable with the handle for selective movement between an inoperative position and an operative po... | 07/29/1997 |
| 5647628 | Linear one way movement device and passenger seat assembly using the device A specifically configured linear one-way movement device includes first and second members defining respective first and second linearly extending planar surfaces and a coupling arrangement comprised of a series of linearly spaced first pockets in the fir... | 07/15/1997 |
| 5633589 | Device and method for locating an inground object and a housing forming part of said device The present invention provides a locator/monitor capable of locating a boring tool and monitoring the progress of the tool for control purposes. The locator/monitor may be used in expedited locating methodology and straightforward calibration techniques o... | 05/27/1997 |
| 5603688 | Laryngoscope including an upwardly curved blade having a downwardly directed tip portion An improved laryngoscope and its method of use are disclosed herein. The laryngoscope includes a handle and a blade wherein the blade includes a tip portion at its distal end which is positioned in a specific location relative to the rest of the blade whe... | 02/18/1997 |
| 5596451 | Miniature image generator including optics arrangement An assembly for producing a visual display includes a light-reflecting type spatial light modulator and an illumination arrangement for providing a particular source of light. The spatial light modulator has a light reflecting surface cooperating with a l... | 01/21/1997 |
| 5586555 | Blood pressure monitoring pad assembly and method An improved blood pressure monitoring pad assembly and its method of use are disclosed herein. In accordance with a first feature of the pad assembly a release mechanism is used to prevent the pad assembly from detaching from the skin as the bladder is pr... | 12/24/1996 |
| 5573007 | Gas column pressure monitoring catheters A gas-column pressure measuring catheter which is insertable into a mammalian body for purposes of transmitting pressure changes from a location within the mammalian body to a pressure sensor which is either incorporated into, or connected to, the cathete... | 11/12/1996 |
| 5524063 | Character reading apparatus An apparatus for reading a series of magnetic characters on a bank check is herein disclosed. The characters are preprinted in a certain way within a predetermined area of the check. Also, the characters within the series of characters may be any characte... | 06/04/1996 |
| 5523864 | Analog liquid crystal spatial light modulator including an internal voltage booster There is disclosed herein a liquid crystal spatial light modulator which is driven y an analog input voltage and which includes, among other components, a layer of liquid crystal material that changes the way in which it acts on light in response to prede... | 06/04/1996 |
| 5517577 | Self aligning, low power character reading apparatus An apparatus for reading information off a document such as a check is herein disclosed. The apparatus includes an apparatus housing defining a specific path through which the document is intended to pass during normal operation of the apparatus. The appa... | 05/14/1996 |
| 5500748 | Liquid crystal spatial light modulator including an internal voltage booster There is disclosed herein a liquid crystal spatial light modulator which includes, among other components, a layer of liquid crystal material which changes the way in which it acts on light in response to predetermined changes in voltage across the layer,... | 03/19/1996 |
| 5444382 | Position and orientation locator/monitor The present invention provides a locator/monitor capable of locating a boring tool and monitoring the progress of the tool for control purposes. The locator/monitor may be used in expedited locating methodology and straightforward calibration techniques o... | 08/22/1995 |
| 4130140 | Heat insulated conduit especially suitable for carrying high temperature fluids A conduit especially suitable for carrying high temperature fluids is disclosed herein and includes an outer casing, a concentric inner core and an intermediate concentric layer of insulation material. The conduit also includes what may be referred to as ... | 12/19/1978 |
| 4112174 | Fibrous mat especially suitable for roofing products An economical and uniform fibrous glass mat displaying improved tear strength and a wet forming process of making such a mat is disclosed herein. The mat, which is especially suitable as a carrier material in the manufacture of asphalt shingles or other s... | 09/05/1978 |
| 4101695 | Method of coating strand material A method of applying liquid material, for example, liquid resin, to elongated material, for example glass fiber strands, includes maintaining a supply of the liquid resin in a container and using a partially immersed roller for transferring some of it fro... | 07/18/1978 |
| 4081303 | Pipe liner laminate and method of making a pipe with said liner A piper liner laminate and method of making a pipe including this liner are disclosed herein. The liner comprises a central layer preferably of either polyethylene or polypropylene sandwiched between first and second layers of fibrous material, for exampl... | 03/28/1978 |
| 4068619 | Assembly for applying liquid to elongated material An assembly for applying liquid material, for example, liquid resin, to elongated material, for example glass fiber strands, is disclosed herein. This assembly includes means for maintaining a supply of the liquid resin in a container and transferring som... | 01/17/1978 |
| 4055383 | Method of and assembly for measuring equivalent sphere illumination The measurement of equivalent sphere illumination on a given task located in a lighted area is disclosed herein. This is accomplished by comparing a movably mounted task in the lighted area with the same task in a control area illuminated with sphere illu... | 10/25/1977 |
| 4047349 | Sheet material attaching device and wall arrangement using this device A wall arrangement is disclosed herein and includes at least one fixed support member having vertically extending front support face, at least one elongated sheet of material, for example exterior vinyl siding, and a device for attaching the sheet to the ... | 09/13/1977 |
