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| Number | Title | Issue Date |
| 8124935 | Procedure for the detection of ionizing radiation The present invention relates to a procedure for detection of ionizing radiation and its sources whereby living biosensors are spread-out over a terrain to be examined and which are able by the ionizing radiation to stimulate the production of fluorescent substances... | 02/28/2012 |
| 7425705 | Thermoluminescent reader system A TLD reader system has a laser diode that heats a thermoluminescent material causing a hemispherical photon emission that is collected by a ball lens. A filter ensures the ball lens receives and collects a predetermined transmittance value of the photons emitted wi... | 09/16/2008 |
| 7380982 | Accurate temperature measurement for semiconductor applications A temperature sensing component enables accurate in situ temperature measurement. The temperature sensing component is disposed within the process chamber. The temperature sensing component has a cavity, in which a transparent cover is disposed over an opening of th... | 06/03/2008 |
| 7372032 | Radiation detection badge and method of making same A radiation detection device, system and method is disclosed. A radiation detection badge in accordance with the invention comprises a radiation detection unit placed within a sealed thermoplastic package, wherein the thermoplastic package has a geometric feature th... | 05/13/2008 |
| 7348560 | Thermoluminescent reader module A thermoluminescent reader module having a hardened, durable construction has a casing which houses a filter, a ball lens and detection module. After a thermoluminscent material is heated by a laser diode, the ball lens collects the hemispherical photon emissions. T... | 03/25/2008 |
| 7311257 | Card reader with a translucent cover A card reader for reading data from a data card includes a support. A light source is supported by the support and is configured to emit light toward the data card. A sensor is supported by the support and is configured to sense the data being carried by reflected l... | 12/25/2007 |
| 7267988 | Dosimeter with conducting layer An element for ascertaining radiation dosage comprising: a flexible polymeric support, a first coated layer, said coated layer comprising a electrically conducting material and a binder and a second coated layer, said coated layer comprising a binder and alanine whe... | 09/11/2007 |
| 7211808 | Method and element for measuring radiation A dosimeter and method of measuring an absorbed dose of ionizing radiation using the dosimeter comprising at least one first region containing a radiation sensitive material, and a second region containing an identification mark are described, wherein the method inc... | 05/01/2007 |
| 7188538 | Hazardous material detector for detecting hazardous material in a mailstream The invention disclosed herein relates generally to mailpieces and more particularly, a hazardous material detector for detecting hazardous material in a mail stream. The present invention is directed, in general to detector for collecting sample (s) of hazardous ma... | 03/13/2007 |
| 7169091 | Skipping rope or jump rope having improved asymmetric handle In accordance herewith, a handle of a skipping rope is substantially shaped like a âTâ with the vertical stroke or elongate portion of the T at one end, swivellably connected to a rope, and the other end, connected to a crosspiece or transverse portion of the T.... | 01/30/2007 |
| 7067822 | Bulk material irradiation system and method A bulk material irradiation system includes an input for inserting bulk material. A bulk material tube is connected to the input, forming a path for bulk material flow. A pressurizing assembly is connected to the bulk material tube for forcing the bulk material to f... | 06/27/2006 |
| 7067827 | Apparatus and method for electron beam irradiation having improved dose uniformity ratio The present invention is related to an apparatus and method for irradiating a product package, comprising a radiation source directing a radiation beam along a beam direction towards said product package, conveying means for transporting said product package past sa... | 06/27/2006 |
| 7026616 | Radiation detection device, method and system A device for performing thermoluminescent dosimetry and a method for making the same is disclosed. A thermoluminescent dosimetry device in accordance with the invention comprises a chip holder for holding thermoluminescent chips in free-space, such that the thermolu... | 04/11/2006 |
| 7015467 | Generating electrons with an activated photocathode An electron beam apparatus comprises a beam source to generate a radiation beam that is directed onto a photocathode to generate an electron beam. The photocathode comprises an electron-emitting material composed of activated alkali halide, such as for example, cesi... | 03/21/2006 |
| 7011814 | Systems, methods and devices for in vivo monitoring of a localized response via a radiolabeled analyte in a subject Methods, systems, devices and computer program products monitor in vivo detected radiation in a target localized site within a subject, over a selected time period, to do one or more of: (a) quantify a radiation dose received at a local site; (b) assess bioreceptive... | 03/14/2006 |
| 7009181 | Apparatus and method for OSL-based, remote radiation monitoring and spectrometry Compact, OSL-based devices for long-term, unattended radiation detection and spectroscopy are provided. In addition, a method for extracting spectroscopic information from these devices is taught. The devices can comprise OSL pixels and at least one radiation filter... | 03/07/2006 |
| 7005084 | Thermoluminescent detector of LiF containing Mg, Cu, Na and Si as dopants and its preparation The disclosure concerns a pellet type LiF element for a thermoluminescent dosimetry (TLD) and its preparation. More particularly, the disclosure concerns the pellet type LiF element for a thermoluminescent dosimetry (TLD) which includes 0.35Ë0.12% by mole of Mg sou... | 02/28/2006 |
| 6954514 | X-ray detector provided with a heating device The invention relates to an X-ray detector for converting electromagnetic radiation, notably X-rays, into electric charge carriers. The invention also relates to a method of operating an X-ray detector and to a method of manufacturing an X-ray detector. The inventio... | 10/11/2005 |
| 6935618 | Valve component with multiple surface layers A sliding component, particularly a disk valve plate. The sliding component includes a multi-layer surface structure comprising a strengthening layer harder than the substrate material, and an amorphous diamond top layer. ... | 08/30/2005 |
| 6920202 | Therapeutic radiation source with in situ radiation detecting system A therapeutic radiation source includes an in situ radiation detecting system for monitoring in real time an amount of the therapeutic radiation that has been generated. An electron source generates electrons in response to light that is transmitted through a fiber ... | 07/19/2005 |
| 6765208 | Thermoluminescence dosimeters with narrow bandpass filters A dosimetry method exposes more than one thermoluminescence crystals to radiation without using conventional filters, and reads the energy stored in the crystals by converting the energy to light in a conventional manner, and then filters each crystal output in a di... | 07/20/2004 |
| 6707042 | Apparatus for reading codes of thermoluminescence detectors In an apparatus for reading codes of a thermoluminescence detector, a housing including an optical unit is disposed on a base together with a disc-like magazine, which is rotatably supported adjacent the housing and provided with an annular array of recesses receivi... | 03/16/2004 |
| 6627891 | Temporal dosimeter and method The invention includes a temporal dosimeter. One dosimeter embodiment includes a housing that is opaque to visible light but transparent to ionizing radiation. The dosimeter also includes a sensor for recording dosages of ionizing radiation, a drive mecha... | 09/30/2003 |
| 6452203 | Method for monitoring a dose of penetrating radiation absorbed by an object A method for monitoring a dose of penetrating radiation absorbed by an object, including the steps of providing the object with a device for absorbing penetrating radiation, including a storage phosphor for storing energy from the penetrating radiation; a... | 09/17/2002 |
| 6300635 | Low energy sensitive X-gamma dosimeter An X-gamma dosimeter responsive to low energy values includes X and gamma radiation detectors responding differently in relation to the dose absorbed at low energy. One detector overestimates the dose absorbed with regard to human tissues, while the other... | 10/09/2001 |
| 6172368 | Method of monitoring radiation using a floating gate field effect transistor dosimeter, and dosimeter for use therein An insulated gate field effect transistor dosimeter has a source and drain defining a channel region, a floating gate having a first portion extending over the channel region, and a second, larger portion extending away from said region, a control gate ha... | 01/09/2001 |
| 6127685 | Dosimeter device including body locator indicia Disclosed is a dosimeter badge that includes body locator indicia consisting of an icon representing a portion of a human body and indicia, such as a dot, associated therewith to indicate where, on the body, the badge should be worn. This information as t... | 10/03/2000 |
| 6097033 | Dosimeter probe In a dosimeter probe comprising a housing having two straps and including a cylindrical recess with a central extension a disc-like enclosure with an annular projection forming a circular cavity is disposed and a thermoluminescence detector is received in... | 08/01/2000 |
| 6005231 | Method for determining the temperature of a thermoluminescence element being heated for thermoluminescence dosimetry A method and apparatus for measuring radiation doses based upon thermoluminescence which occurs when a thermoluminescence element is heated by a heat source after having been exposed to radiation. A heat energy sensor is provided for the heat source for d... | 12/21/1999 |
| 5990485 | Label for certifying an inspection by penetrating radiation A label is provided, comprising a means wherein penetrating radiation leaves a human- or machine-readable semi-permanent or permanent mark. Preferably said means is a storage phosphor. A method for using such a label for checking if an articles has been i... | 11/23/1999 |
| 5818056 | Optically stimulated luminescence dosimetry in dental enamel A method and apparatus for determining radiation absorbed dose using optically stimulated luminescence (OSL) in dental enamel. The invention is based on the determination that OSL can be induced in dental enamel and can be used for determining absorbed ra... | 10/06/1998 |
| 5665972 | Method and apparatus for monitoring contamination A method for measuring the fixed contamination level in a confined area such as small diameter pipe. The method measures the accumulated detection response over a given area and prescribed time period. To obtain the measurement a plurality of sensors are ... | 09/09/1997 |
| 5661310 | Radiation dose mapping systems and methods A dose distribution analyzer (20) and methods for providing a radiation dose map indicating energy of a spacially variable radiation pattern beamed onto a dose map radiation dosimeter (10). The radiation dosimeter (10) is exposed to a proposed spacially v... | 08/26/1997 |
| 5656815 | Thermoluminescence radiation dosimetry using transparent glass containing nanocrystalline phosphor Radiation is detected using a light transparent thermoluminescent dosimeter that comprises a nanocrystalline phosphor dispersed in a light transparent glassy matrix, such as Vycor glass. The dosimeter is placed in an environment in which radiation is pres... | 08/12/1997 |
| 5656814 | Versatile method and device for thermoluminescence comparative analysis Versatile method and device of thermoluminescence analysis are provided. Such a method and device can be applied to: exploration of petroleum, natural gas and minerals; forensic examination of objects; environmental monitoring; and production quality cont... | 08/12/1997 |
| 5606163 | All-optical, rapid readout, fiber-coupled thermoluminescent dosimeter system A thermoluminescent radiation dosimeter system for the remote monitoring of adiation sources. The system includes a radiation-sensitive thermoluminescent dosimeter which utilizes a new, semiconductor-doped glass material disposed at a remote location for s... | 02/25/1997 |
| 5585640 | Glass matrix doped with activated luminescent nanocrystalline particles A luminescent glass includes nanocrystalline semiconductor particles, such as ZnS nanocrystals, and an activator, such as copper, for the particles. The glass is made by depositing the nanocrystalline semiconductor particles and the activator within a por... | 12/17/1996 |
| 5572028 | Multi-element dosimetry system using neural network A dosimetry system and method characterized by use a plurality of radiation sensitive elements to monitor exposure to a radiation field composed of one or more types of radiation at one or more different energies; reading the radiation sensitive elements ... | 11/05/1996 |
| 5572027 | Integrated dosimeter for simultaneous passive and active dosimetry A radiation monitoring system and method characterized by the use of paired active and passive radiation detectors to monitor exposure to a radiation field. The active detector provides an output representative of radiation exposure on a real time basis w... | 11/05/1996 |
| 5508523 | Trained dosimeters, method and apparatus A dosimeter product that simplifies the process of dosimetry in medical diagnosis, therapy and other fields where high precision is needed. The dosimeter product is obtained by a unique training method which stabilizes the sensitivity of the dosimeter. St... | 04/16/1996 |
