Patents by Inventor Edgar V Van Loef
Edgar V Van Loef has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20140166933Abstract: The present invention relates to scintillator compositions and related devices and methods. The scintillator compositions may include, for example, a scintillation compound and a dopant, the scintillation compound having the formula x1-x2-x3-x4 and x1 is Cs; x2 is Na; x3 is La, Gd, or Lu; and x4 is Br or I. In certain embodiments, the scintillator composition can include a single dopant or mixture of dopants.Type: ApplicationFiled: November 4, 2013Publication date: June 19, 2014Applicant: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V. Van Loef, Jaroslaw Glodo
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Publication number: 20130341511Abstract: Li-containing scintillator compositions, as well as related structures and methods are described. Radiation detection systems and methods are described which include a Cs2LiLn Halide scintillator composition.Type: ApplicationFiled: May 10, 2013Publication date: December 26, 2013Applicant: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V. Van Loef, Jaroslaw Glodo, Rastgo Hawrami, Urmila Shirwadkar
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Patent number: 8586935Abstract: The present invention relates to quaternary compound scintillators and related devices and methods. The scintillators may include, for example, a quaternary compound, the quaternary compound having a first position, a second position, a third position, a fourth position; wherein the first position is Cs; the second position is Li; the third position is La or Lu; and the fourth position is Cl, Br, or I. In certain embodiments, the scintillator composition can further include a single dopant or mixture of dopants.Type: GrantFiled: November 22, 2010Date of Patent: November 19, 2013Assignee: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V. Van Loef, Jaroslaw Glodo
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Patent number: 8575553Abstract: The present invention relates to scintillator compositions and related devices and methods. The scintillator compositions may include, for example, a scintillation compound and a dopant, the scintillation compound having the formula x1-x2-x3-x4 and x1 is Cs; x2 is Na; x3 is La, Gd, or Lu; and x4 is Br or I. In certain embodiments, the scintillator composition can include a single dopant or mixture of dopants.Type: GrantFiled: November 9, 2007Date of Patent: November 5, 2013Assignee: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V. Van Loef, Jaroslaw Glodo
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Patent number: 8440980Abstract: Li-containing scintillator compositions, as well as related structures and methods are described. Radiation detection systems and methods are described which include a Cs2LiLn Halide scintillator composition.Type: GrantFiled: March 24, 2010Date of Patent: May 14, 2013Assignee: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V. Van Loef, Jaroslaw Glodo, Rastgo Hawrami, Urmila Shirwadkar
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Patent number: 8415637Abstract: The present invention relates to quaternary compound scintillators and related devices and methods. The scintillators may include, for example, a mixed halide scintillator composition including at least two different CsLiLa halide compounds and a dopant. Related detection devices and methods are further included.Type: GrantFiled: April 18, 2011Date of Patent: April 9, 2013Assignee: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V. Van Loef, Jaroslaw Glodo
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Patent number: 8362439Abstract: The present invention relates to scintillator compositions and related devices and methods. The scintillator may include, for example, a mixed scintillator composition including at least two different CsXLa halide compounds and a dopant, wherein X is Na or Li. Related radiation detection devices and methods are further included.Type: GrantFiled: July 11, 2011Date of Patent: January 29, 2013Assignee: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V. Van Loef, Jaroslaw Glodo
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Patent number: 8242452Abstract: The present invention relates to scintillator compositions and related devices and methods. The scintillator may include, for example, a mixed halide scintillator composition including at least two different CsNaLa halide compounds and a dopant. Related radiation detection devices and methods are further included.Type: GrantFiled: March 16, 2009Date of Patent: August 14, 2012Assignee: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V. Van Loef, Jaroslaw Glodo
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Patent number: 8153983Abstract: The present invention concerns scintillator compositions comprising gadolinium halide and a dopant. The gadolinium halide and dopant material (e.g., GdI3:Ce) has surprisingly good characteristics including high light output, high gamma-ray stopping efficiency, fast response, low cost, good proportionality, and minimal afterglow, thereby making the material useful for various applications including, for example, gamma-ray spectroscopy, medical imaging, nuclear and high energy physics research, diffraction, non-destructive testing, nuclear treaty verification and safeguards, and geological exploration. The timing resolution of the scintillators of the present invention also provides compositions suitable for use in imaging applications, such as positron emission tomography (e.g., time-of-flight PET) and CT imaging.Type: GrantFiled: May 25, 2007Date of Patent: April 10, 2012Assignee: Radiation Monitoring Devices, Inc.Inventors: Kanai S Shah, William M Higgins, Edgar V Van Loef, Jaroslaw Glodo
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Patent number: 8153982Abstract: The present invention relates to scintillator compositions and related devices and methods. The scintillator compositions may include, for example, a scintillation compound and a dopant, the scintillation compound having the formula CsLi(LaxY1-x)Z, where Z is a halide. The scintillator composition can include a dopant or mixture of dopants.Type: GrantFiled: June 24, 2009Date of Patent: April 10, 2012Assignee: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V. Van Loef, Jaroslaw Glodo
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Patent number: 7977645Abstract: The present invention relates to scintillator compositions and related devices and methods. The scintillator may include, for example, a mixed scintillator composition including at least two different CsXLa halide compounds and a dopant, wherein X is Na or Li. Related radiation detection devices and methods are further included.Type: GrantFiled: March 16, 2009Date of Patent: July 12, 2011Assignee: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V. Van Loef, Jaroslaw Glodo
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Publication number: 20110121186Abstract: The present invention relates to quaternary compound scintillators and related devices and methods. The scintillators may include, for example, a quaternary compound, the quaternary compound having a first position, a second position, a third position, a fourth position; wherein the first position is Cs; the second position is Li; the third position is La or Lu; and the fourth position is Cl, Br, or I. In certain embodiments, the scintillator composition can further include a single dopant or mixture of dopants.Type: ApplicationFiled: November 22, 2010Publication date: May 26, 2011Applicant: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V. Van Loef, Jaroslaw Glodo
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Patent number: 7939808Abstract: The present invention relates to quaternary compound scintillators and related devices and methods. The scintillators may include, for example, a mixed halide scintillator composition including at least two different CsLiLa halide compounds and a dopant. Related detection devices and methods are further included.Type: GrantFiled: March 16, 2009Date of Patent: May 10, 2011Assignee: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V. Van Loef, Jaroslaw Glodo
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Publication number: 20110024634Abstract: Li-6 enriched Li-containing scintillator compositions, as well as related structures and methods. Radiation detection systems and methods include a Cs2LiLn Halide scintillator composition.Type: ApplicationFiled: November 23, 2009Publication date: February 3, 2011Applicant: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V. Van Loef, Jaroslaw Glodo, Rastgo Hawrami, Urmila Shirwadkar
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Publication number: 20110024635Abstract: Li-containing scintillator compositions, as well as related structures and methods are described. Radiation detection systems and methods are described which include a Cs2LiLn Halide scintillator composition.Type: ApplicationFiled: March 24, 2010Publication date: February 3, 2011Applicant: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V. Van Loef, Jaroslaw Glodo, Rastgo Hawrami, Urmila Shirwadkar
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Patent number: 7847262Abstract: The present invention relates to quaternary compound scintillators and related devices and methods. The scintillators may include, for example, a quaternary compound, the quaternary compound having a first position, a second position, a third position, a fourth position; wherein the first position is Cs; the second position is Li; the third position is La or Lu; and the fourth position is Cl, Br, or I. In certain embodiments, the scintillator composition can further include a single dopant or mixture of dopants.Type: GrantFiled: January 29, 2010Date of Patent: December 7, 2010Assignee: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V. Van Loef, Jaroslaw Glodo
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Publication number: 20100268074Abstract: The present invention provides strontium halide scintillators as well as related radiation detection devices, imaging systems, and methods.Type: ApplicationFiled: July 2, 2009Publication date: October 21, 2010Applicant: Radiation Monitoring Devices, Inc.Inventors: Edgar V. Van Loef, Kanai S. Shah, Jarek Glodo, Cody M. Wilson
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Patent number: 7755054Abstract: Lutetium gadolinium halide scintillators, devices and methods, including a composition having the formula LuxGd(1-x)Halide and a dopant.Type: GrantFiled: December 12, 2008Date of Patent: July 13, 2010Assignee: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M Higgins, Edgar V Van Loef, Jaroslaw Glodo
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Patent number: 7655919Abstract: The present invention relates to quaternary compound scintillators and related devices and methods. The scintillators may include, for example, a quaternary compound, the quaternary compound having a first position, a second position, a third position, a fourth position; wherein the first position is Cs; the second position is Li; the third position is La or Lu; and the fourth position is Cl, Br, or I. In certain embodiments, the scintillator composition can further include a single dopant or mixture of dopants.Type: GrantFiled: November 9, 2007Date of Patent: February 2, 2010Assignee: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M Higgins, Edgar V Van Loef, Jaroslaw Glodo
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Patent number: 7365333Abstract: The present invention concerns scintillators comprising a composition having the formula LuxY(1?x)Xa3, wherein Xa is a halide, and a dopant. The LuxY(1?x)Xa3 and dopant material has surprisingly good characteristics including high light output, high gamma-ray stopping efficiency, fast response, low cost, and minimal afterglow, thereby making the material useful for various applications including, for example, gamma-ray spectroscopy, medical imaging, nuclear and high energy physics research, diffraction, non-destructive testing, nuclear treaty verification and safeguards, geological exploration, and the like. The timing resolution of the scintillators of the present invention also provides compositions suitable for use in imaging applications, such as positron emission tomography (e.g., time-of-flight PET) and CT imaging.Type: GrantFiled: May 25, 2007Date of Patent: April 29, 2008Assignee: Radiation Monitoring Devices, Inc.Inventors: Kanai S. Shah, William M. Higgins, Edgar V Van Loef, Jaroslaw Glodo