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| Number | Title | Issue Date |
| 8143581 | Absorption biased NDIR gas sensing methodology An NDIR gas sensor and methodology use an absorption bias between signal and reference outputs to determine sample concentration of a gas being measured. The absorption bias is created by using a signal channel in a sample chamber with a signal path length that is g... | 03/27/2012 |
| 8143580 | Crossed biased filtering NDIR gas sensing methodology An NDIR gas sensor methodology for the design of a dual-gas sensor for the detection of two gases having a mutually interfering infrared absorption band such as that for CO2 and H2O at around 2.70μ or N2O and CO at around 4.40μ. Th... | 03/27/2012 |
| 8097856 | Super-miniaturized NDIR gas sensor Two detector elements are optically isolated by having them mounted (die-attached) on the same header so that the thermal tracking of the detectors respectively for the signal and reference channels is close to ideal. Furthermore, such an optical isolation technique... | 01/17/2012 |
| 8004856 | Solder and lead-free electronic circuit and method of manufacturing same An electronic circuit contains a circuit board with conducting tracks to which one or more electronic components with conducting contacts are positioned overlying portions of the conducting tracks and each such electronic component is held in place by a clamp that c... | 08/23/2011 |
| 8003944 | Saturation filtering NDIR gas sensing methodology NDIR gas sensing methodology is advanced which renders the output of an NDIR gas sensor, when implemented with this new methodology, to remain stable or drift-free over time. Furthermore, the output of such a sensor will also be independent of the temperature of an ... | 08/23/2011 |
| 7874678 | Projected autostereoscopic lenticular 3-D system An autostereoscopic 3-D image is provided in a viewing zone without the need for 3-D glasses by use of one or more projectors that project two or more images having projected exit pupils separated horizontally by no more than an average human interocular spacing ont... | 01/25/2011 |
| 7870686 | Lighted subway signage A subway tunnel light box for displaying a back-lighted image to a viewer inside of a subway car traveling in the subway tunnel in which a transparent video display for displaying a number of images, such as an LCD, is mounted in the light box and a narrow light sou... | 01/18/2011 |
| 7827712 | Lighted signage using reflected light behind the signage An apparatus and method for displaying back-lighted images to viewers moving along a path of travel past viewing boxes containing transparent images illuminated by substantially vertical light sources which are then reflected to obtain a shallow light box depth rela... | 11/09/2010 |
| 7799987 | Solar tracker A solar tracker has a mounting surface to which a solar device is mounted and means for causing the mounting surface to change its orientation so as to be substantially perpendicular to the sun's rays as the sun travels through a useful arc relative to the solar tra... | 09/21/2010 |
| 7693798 | Anonymous merchandise delivery system A method for implementing an anonymous payment card transaction, in either a face-to-face transaction or a MOTO transaction, in which the user is allowed to select an option for anonymous delivery of goods. The option is conveyed to a money source by means of a cust... | 04/06/2010 |
| 7682639 | Water packet A sealed, double walled water packet has an inner packet filled with potable water that has a porous outer surface layer containing absorbed water and an outer packet that encloses the inner packet and is connected to the inner layer. The inner packet (which may con... | 03/23/2010 |
| 7434807 | Taraccab or Baccarat table card game with Chinese deck A game uses a deck of cards having three sets of cards with designations 1 through 9, five cards with a Feng Shui designation, four cards with a Green Dragon designation, four cards with an East Wind designation, four cards with a South Wind designation, four cards ... | 10/14/2008 |
| 7422214 | Methods for Chinese radical games A method for playing language puzzle games involving a unit of meaning in the Chinese language made up of a string of characters in which each character in the string is decomposed into radicals having from one to four strokes and all of the radicals are combined, a... | 09/09/2008 |
| D570612 | Frame with rectangular columns | 06/10/2008 |
| 7375621 | Vehicle parking apparatus A distance indicating apparatus and method determine the distance between a fixed object and a moving object (such as a motor vehicle, airplane or water vessel) by using two spaced-apart projectors to project a distance indicating scale (which can include non-linear... | 05/20/2008 |
| 7360763 | Yangtze hold 'em and other poker games played with a chinese poker deck Games (such as any poker game, whether it be draw poker, stud poker or a community card poker and, more particularly, a Texas hold 'em game or a variant in which players are either initially dealt four cards or the seventh card is dealt face down to individual playe... | 04/22/2008 |
| 7358489 | Ultra low cost NDIR gas sensors The concentration of a gas species is detected by using a single beam NDIR gas sensor in which an infrared source element is driven at two different temperatures, a feed back loop senses an operation voltage of the source, a differential gain amplifier creates a hig... | 04/15/2008 |
| 7335885 | Ultra low power NDIR gas sensor fire detector A fire detector and method for generating an alarm signal in response to a fire uses an NDIR sensor to generate a detector signal based upon one or more absorption bands selected from the 15.1μ absorption band of CO2, the 6.27μ absorption band of H2O and the 4.67... | 02/26/2008 |
| 7329870 | Simple multi-channel NDIR gas sensors Concentrations of N gas species can be detected from a single beam NDIR gas sensor having a differential infrared source and an (N+1)-passband filter (having a neutral passband and N absorption passbands for N gases) mounted at a single infrared detector by driving ... | 02/12/2008 |
| D561829 | Egg pen | 02/12/2008 |
| 7311349 | Removable sunshade insert A removable sun shade insert for a vehicle that is a substantially planar sun block with an insertion slot for holding the sun block in place in which the sun block and the insertion slot are sized so that the sun block is held in place against a windshield by a rea... | 12/25/2007 |
| 7284382 | Apparatus and method for controlling a fan, cooling unit and a fresh air damper of an air conditioner through use of a Capno-Switch A fresh air controller interfaces directly with the electromechanical circuit of an air-conditioner to control its operating settings based upon detected Carbon Dioxide (CO2) level in Parts-Per-Million (PPM) using a “Capno-Switch” which is in essence a specially... | 10/23/2007 |
| 7239625 | Low-cost noise-immune wireless methodology for demand control ventilation (DCV) Applications A method for reducing the cost of demand control ventilation applications deploys wireless CO2 sensors inclusive of relative humidity and temperature throughout an indoor space without the need for wiring while utilizing the license-free 902-908 MHz ISM band by use ... | 07/03/2007 |
| 7212620 | System and method for providing an anti-telemarketing feature in a telephony network An anti-telemarketing program uses the calling party identification of an incoming call to determine if the call is a telemarketing call by accessing a telemarketing database. The incoming call can be identified as a telemarketing call by direct correlation with a k... | 05/01/2007 |
| 7186979 | Passive NDIR carbon dioxide sensor fire detector A fire detector with a passive CO2 sensor generates a detector signal based upon a 15μ absorption band of CO2 and a signal processor generates an alarm signal when a preselected criterion is met. The passive CO2 sensor has a passive... | 03/06/2007 |
| 7176460 | Passive NDIR gas sensor fire detector A fire detector and method for detecting fires uses a passive NDIR sensor that generates a detector signal based upon either a 15μ absorption band of CO2 or a 6.27μ absorption band of H2O and a signal processor which receives the detector sig... | 02/13/2007 |
| 7147337 | Module for lighted garments, shoes or accessories A no-lead electrical module for illuminating lamps in shoes and other clothing or accessories, includes a circuit board having a number of conductor tracks and a battery with opposite poles. A metal spring clamp holds the battery against the circuit board and also m... | 12/12/2006 |
| 6592044 | Anonymous electronic card for generating personal coupons useful in commercial and security transactions An electronic card that can function as an anonymous credit card or banking card for use on or off the Internet utilizes a magnetic storage medium affixed to the card that can be read by a standard magnetic stripe reader. An encoder generates a data packe... | 07/15/2003 |
| 6539726 | Vapor plug for cryogenic storage vessels A thermal barrier for a Dewar vessel combines an insulative vapor plug and a vapor barrier. The plug is sized so as to define an open space between it and the neck portion of the Dewar vessel to allow venting of vaporous cryogen from the inner vessel of t... | 04/01/2003 |
