Yong K Liu

US Patent:

20050057533, Mar 17, 2005

Filed:

Aug 28, 2003

Appl. No.:

10/651349

Inventors:

Yong Liu - Herndon VA, US

International Classification:

G09G005/00

US Classification:

345179000

Abstract:

An apparatus and method are provided to determine the location of a stylus in an active area of a plane. In one preferred embodiment, the apparatus includes a reflecting device and a detecting device. They are disposed opposite at periphery of the active area. Two images are received by the detecting device. In an alternate embodiment, the apparatus include a reflecting device disposed at a periphery of the active area, a detecting device disposed underneath the plane, and two reflecting device disposed underneath the plane to ensure two images are received by the detecting device. The detecting device produces a signal indicating the position of the stylus.

US Patent:

20110165541, Jul 7, 2011

Filed:

Jan 2, 2010

Appl. No.:

12/655495

Inventors:

Yong Liu - Herndon VA, US

International Classification:

G09B 5/00

US Classification:

434169, 434307 R

Abstract:

The present invention relates to reviewing and learning word contents of an audio file using a playback apparatus. The apparatus comprises of an audio playing means for playing the digital formatted audio file, an interrupt means for a user interrupt, and a processing means for implementing the methods of the present invention. The methods and apparatus, according to the present invention, allow the user to review and learn a word in the playback of the recorded audio file.

US Patent:

20130158063, Jun 20, 2013

Filed:

Aug 24, 2011

Appl. No.:

13/818966

Inventors:

Milton Lang Brown - Brooksville MD, US
Yali Kong - Centreville VA, US
Yong Liu - Rockville MD, US
Robert Glazer - Potomac MD, US
York Tomita - Bethesda MD, US

Assignee:

GEORGETOWN UNIVERSITY - Washington DC

International Classification:

C07C 311/51
C07D 471/04
C07D 263/48

US Classification:

514285, 564 81, 514604, 548233, 514377, 546 70

Abstract:

Disclosed are compounds, compositions and methods related PPAR antagonists. Certain compounds are effective at inhibiting PPARs. The compositions can be used to inhibit PPARs, treat cancer and treat metabolic disorders.

US Patent:

20180305335, Oct 25, 2018

Filed:

Feb 13, 2018

Appl. No.:

15/895252

Inventors:

- Washington DC, US
Kenneth J. Kellar - Bethesda MD, US
Milton L. Brown - Brookeville MD, US
Mikell A. Paige - Fairfax VA, US
Yong Liu - Rockville MD, US

International Classification:

C07D 401/12

Abstract:

Disclosed are heterocyclic compounds that are ligands for nicotinic acetylcholine receptors. The compounds are useful for treating a mammal suffering from any one of a range of therapeutic indications, including Alzheimer's disease, Parkinson's disease, dyskinesias, Tourette's syndrome, schizophrenia, attention deficit disorder, anxiety, pain, depression, obsessive compulsive disorder, chemical substance abuse, alcoholism, memory deficit, pseudodementia, Ganser's syndrome, migraine pain, bulimia, obesity, premenstrual syndrome or late luteal phase syndrome, tobacco abuse, post-traumatic syndrome, social phobia, chronic fatigue syndrome, premature ejaculation, erectile difficulty, anorexia nervosa, disorders of sleep, autism, mutism, trichotillomania, and hypothermia.

US Patent:

20170035743, Feb 9, 2017

Filed:

Apr 5, 2016

Appl. No.:

15/091128

Inventors:

- Washington DC, US
- Durham NC, US
Milton L. Brown - Brookeville MD, US
Mikell A. Paige - Fairfax VA, US
Yong Liu - Rockville MD, US
Edward D. Levin - Chapel Hill NC, US
Amir H. Rezvani - Chapel Hill NC, US

International Classification:

A61K 31/4427
A61K 31/4439
A61K 9/00

Abstract:

Disclosed are heterocyclic compounds that are ligands for nicotinic acetylcholine receptors. The compounds are useful for treating a mammal suffering from any one of a range of therapeutic indications, including Alzheimer's disease, Parkinson's disease, dyskinesias, Tourette's syndrome, schizophrenia, attention deficit disorder, anxiety, pain, depression, obsessive compulsive disorder, chemical substance abuse, alcoholism, memory deficit, pseudodementia, Ganser's syndrome, migraine pain, bulimia, obesity, premenstrual syndrome or late luteal phase syndrome, tobacco abuse, post-traumatic syndrome, social phobia, chronic fatigue syndrome, premature ejaculation, erectile difficulty, anorexia nervosa, disorders of sleep, autism, mutism, trichotillomania, and hypothermia.

US Patent:

20160031853, Feb 4, 2016

Filed:

Mar 26, 2014

Appl. No.:

14/780788

Inventors:

- Washington DC, US
Kenneth J. Kellar - Bethesda MD, US
Milton L. Brown - Brookeville MD, US
Mikell A. Paige - Fairfax VA, US
Yong Liu - Rockville MD, US

Assignee:

Georgetown University - Washington DC

International Classification:

C07D 401/12

Abstract:

Disclosed are heterocyclic compounds that are ligands for nicotinic acetylcholine receptors. The compounds are useful for treating a mammal suffering from any one of a range of therapeutic indications, including Alzheimer's disease, Parkinson's disease, dyskinesias, Tourette's syndrome, schizophrenia, attention deficit disorder, anxiety, pain, depression, obsessive compulsive disorder, chemical substance abuse, alcoholism, memory deficit, pseudodementia, Ganser's syndrome, migraine pain, bulimia, obesity, premenstrual syndrome or late luteal phase syndrome, tobacco abuse, post-traumatic syndrome, social phobia, chronic fatigue syndrome, premature ejaculation, erectile difficulty, anorexia nervosa, disorders of sleep, autism, mutism, trichotillomania, and hypothermia.

US Patent:

20140378428, Dec 25, 2014

Filed:

Nov 9, 2012

Appl. No.:

14/357699

Inventors:

- Washington DC, US
- Durham NC, US
Milton L. Brown - Brookeville MD, US
Mikell A. Paige - Fairfax VA, US
Yong Liu - Rockville MD, US
Edward D. Levin - Chapel Hill NC, US
Amir H. Rezvani - Chapel Hill NC, US

Assignee:

Georgetown University - Washington DC
Duke University - Durham NC

International Classification:

C07D 401/12

US Classification:

5142102, 5462681, 5462764, 514343

Abstract:

Disclosed are heterocyclic compounds that are ligands for nicotinic acetylcholine receptors. The compounds are useful for treating a mammal suffering from any one of a range of therapeutic indications, including Alzheimer's disease, Parkinson's disease, dyskinesias, Tourette's syndrome, schizophrenia, attention deficit disorder, anxiety, pain, depression, obsessive compulsive disorder, chemical substance abuse, alcoholism, memory deficit, pseudodementia, Ganser's syndrome, migraine pain, bulimia, obesity, premenstrual syndrome or late luteal phase syndrome, tobacco abuse, post-traumatic syndrome, social phobia, chronic fatigue syndrome, premature ejaculation, erectile difficulty, anorexia nervosa, disorders of sleep, autism, mutism, trichotillomania, and hypothermia.