Patents by Inventor Chi-Li Liu
Chi-Li Liu 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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Patent number: 11947251Abstract: An illumination system provides an illumination beam and includes a red light source, a green light source, a blue light source, a first supplementary light source, a first X-shaped light-splitting assembly, a first light-splitting element, and a light-uniforming element. The red light source provides a red beam. The green light source provides a green beam. The blue light source provides a blue beam. The first supplementary light source provides a first supplementary beam. The first X-shaped light-splitting assembly guides the first supplementary beam and the blue beam to the first light-splitting element. The first light-splitting element guides the red beam, the green beam, the blue beam, and the first supplementary beam to the light-uniforming element. The first supplementary beam is a red supplementary beam or a blue supplementary beam, and the illumination system includes at least five light-emitting elements. A projection apparatus including the above illumination system is also provided.Type: GrantFiled: March 23, 2022Date of Patent: April 2, 2024Assignee: Coretronic CorporationInventors: Chi-Fu Liu, Tsung-Hsin Liao, Chun-Li Chen, Hung-Yu Lin
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Patent number: 11914277Abstract: An illumination system for providing an illumination beam includes red, blue, and green light source modules, a first light combining element, and a light uniforming element. The red light source module includes a first red light emitting element emitting first red light and a second red light emitting element emitting second red light. A peak wavelength of the second red light is greater than a peak wavelength of the first red light. The blue light source module includes a first blue light emitting element emitting first blue light and a second blue light emitting element emitting second blue light. A peak wavelength of the second blue light is less than a peak wavelength of the first blue light. The green light source module generates green light. The first light combining element guides these lights into the light uniforming element, so that the illumination system outputs the illumination beam.Type: GrantFiled: January 18, 2022Date of Patent: February 27, 2024Assignee: Coretronic CorporationInventors: Hung-Yu Lin, Chi-Fu Liu, Chun-Hsin Lu, Chun-Li Chen
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Patent number: 11917340Abstract: A projection device, including an illumination system, a control element, a driving element, a light valve, and a projection lens, is provided. The illumination system includes multiple light sources for providing multiple light beams to be combined into an illumination light beam. The driving element respectively drives the light sources in a first mode or a second mode, so that the light beams have respective luminous brightness, and the driving element is switched from the first mode to the second mode according to a first signal. The control element provides the first signal to the driving element according to an optical state or a time state of the projection device. The light valve is adapted to convert the illumination light beam into an image light beam. The projection lens is adapted to project the image light beam out of the projection device.Type: GrantFiled: March 24, 2022Date of Patent: February 27, 2024Assignee: Coretronic CorporationInventors: Chi-Fu Liu, Tsung-Hsin Liao, Chun-Li Chen, Hung-Yu Lin
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Patent number: 8557976Abstract: Isolated microbial consortia capable of degrading chlorinated carbohydrates and a method to acclimatize microbes to degrade chlorinated carbohydrates under specific conditions of temperature and salt are described. Also described is a method for using microbial consortia to degrade chlorinated carbohydrates in a waste stream.Type: GrantFiled: February 5, 2009Date of Patent: October 15, 2013Assignee: Tate & Lyle Technology LimitedInventors: Chi-Li Liu, Travis Aaron Mahan, Edward Farley
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Patent number: 8057840Abstract: A food product comprises an oligosaccharide composition that is digestion resistant or slowly digestible. The oligosaccharide composition can be produced by a process that comprises producing an aqueous composition that comprises at least one oligosaccharide and at least one monosaccharide by saccharification of starch, membrane filtering the aqueous composition to form a monosaccharide-rich stream and an oligosaccharide-rich stream, and recovering the oligosaccharide-rich stream. Alternatively, the oligosaccharide composition can be produced by a process that comprises heating an aqueous feed composition that comprises at least one monosaccharide or linear saccharide oligomer, and that has a solids concentration of at least about 70% by weight, to a temperature of at least about 40° C.Type: GrantFiled: September 15, 2006Date of Patent: November 15, 2011Assignee: Tate & Lyle Ingredients Americas LLCInventors: Michael D. Harrison, James C. Purdue, Penelope A. Patton, Andrew J. Hoffman, James M. Gaddy, Chi-Li Liu, Robert V. Schanefelt, Richard W. Armentrout, Michelle P. Schwenk, Rachel A. Wicklund, Marianne Claessens, Eric M. Reamer, Shawn E. Sprankle, Sanjiv H. Avashia, Peter M. Gautchier, Robert L. Olsen, Judy L. Turner, Timothy C. Mertz, Michael Bunch, Doris A. Dougherty, Michel Lopez, Lori Napier, Ram Santhanagopalan
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Publication number: 20110014669Abstract: A biological method for the conversion of L-glutamate to 1,4-butanediol that involves a decarboxylation step and avoids production of 4-hydroxybutyrate as an intermediate is described. The method includes: (a) conversion of L-glutamate to L-glutamate 5-phosphate; (b) conversion of L-glutamate 5-phosphate to L-glutamate 5-semialdehyde; (c) conversion of L-glutamate 5-semialdehyde to 5-hydroxy-L-norvaline; (d) conversion of 5-hydroxy-L-norvaline to 5-hydroxy-2-oxopentanoate; (e) conversion of 5-hydroxy-2-oxopentanoate to 4-hydroxybutanal; and (f) the conversion of 4-hydroxybutanal to 1,4-butanediol.Type: ApplicationFiled: January 25, 2010Publication date: January 20, 2011Inventors: Kevin T. Madden, David M. Young, Stanley Bower, Chi-Li Liu
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Publication number: 20100047432Abstract: A process for preparing saccharide oligomers uses an aqueous feed composition that comprises at least one monosaccharide or linear saccharide oligomer, and has a solids concentration of at least about 70% by weight. The feed composition is heated to a temperature of at least about 40° C., and is contacted with at least one catalyst that accelerates the rate of cleavage or formation of glucosyl bonds, such as enzyme or acid, for a time sufficient to cause formation of non-linear saccharide oligomers. A product composition is produced that contains a higher concentration of non-linear saccharide oligomers than linear saccharide oligomers.Type: ApplicationFiled: August 24, 2009Publication date: February 25, 2010Inventors: Michael D. Harrison, James C. Purdue, Penelope A. Patton, Andrew Hoffman, James M. Gaddy, Chi-Li Liu, Robert Schanefelt
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Patent number: 7608436Abstract: A process for preparing saccharide oligomers uses an aqueous feed composition that comprises at least one monosaccharide or linear saccharide oligomer, and has a solids concentration of at least about 70% by weight. The feed composition is heated to a temperature of at least about 40° C., and is contacted with at least one catalyst that accelerates the rate of cleavage or formation of glucosyl bonds, such as enzyme or acid, for a time sufficient to cause formation of non-linear saccharide oligomers. A product composition is produced that contains a higher concentration of non-linear saccharide oligomers than linear saccharide oligomers.Type: GrantFiled: January 25, 2006Date of Patent: October 27, 2009Assignee: Tate & Lyle Ingredients Americas, Inc.Inventors: Michael D. Harrison, James C. Purdue, Penelope A. Patton, Andrew J. Hoffman, James M. Gaddy, Chi-Li Liu, Robert V. Schanefelt
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Publication number: 20090234113Abstract: Isolated microbial consortia capable of degrading chlorinated carbohydrates and a method to acclimatize microbes to degrade chlorinated carbohydrates under specific conditions of temperature and salt are described. Also described is a method for using microbial consortia to degrade chlorinated carbohydrates in a waste stream.Type: ApplicationFiled: February 5, 2009Publication date: September 17, 2009Applicant: Tate & Lyle Technology Ltd.Inventors: Chi-Li Liu, Travis Aaron Mahan, Edward Farley
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Publication number: 20070184177Abstract: A food product comprises an oligosaccharide composition that is digestion resistant or slowly digestible. The oligosaccharide composition can be produced by a process that comprises producing an aqueous composition that comprises at least one oligosaccharide and at least one monosaccharide by saccharification of starch, membrane filtering the aqueous composition to form a monosaccharide-rich stream and an oligosaccharide-rich stream, and recovering the oligosaccharide-rich stream. Alternatively, the oligosaccharide composition can be produced by a process that comprises heating an aqueous feed composition that comprises at least one monosaccharide or linear saccharide oligomer, and that has a solids concentration of at least about 70% by weight, to a temperature of at least about 40° C.Type: ApplicationFiled: September 15, 2006Publication date: August 9, 2007Inventors: Michael Harrison, James Purdue, Penelope Patton, Andrew Hoffman, James Gaddy, Chi-Li Liu, Robert Schanefelt, Richard Armentrout, Michelle Schwenk, Rachel Wicklund, Marianne Claessens, Eric Reamer, Shawn Sprankle, Sanjiv Avashia, Peter Gautchier, Robert Olsen, Judy Turner, Timothy Mertz, Michael Bunch, Doris Dougherty, Michel Lopez, Lori Napier, Ram Santhanagopalan
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Publication number: 20070172931Abstract: A process for preparing saccharide oligomers uses an aqueous feed composition that comprises at least one monosaccharide or linear saccharide oligomer, and has a solids concentration of at least about 70% by weight. The feed composition is heated to a temperature of at least about 40° C., and is contacted with at least one catalyst that accelerates the rate of cleavage or formation of glucosyl bonds, such as enzyme or acid, for a time sufficient to cause formation of non-linear saccharide oligomers. A product composition is produced that contains a higher concentration of non-linear saccharide oligomers than linear saccharide oligomers.Type: ApplicationFiled: January 25, 2006Publication date: July 26, 2007Inventors: Michael Harrison, James Purdue, Penelope Patton, Andrew Hoffman, James Gaddy, Chi-Li Liu, Robert Schanefelt
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Publication number: 20060210696Abstract: A process for making an oligosaccharide composition comprises producing an aqueous composition that comprises at least one oligosaccharide and at least one monosaccharide by saccharification of starch, membrane filtering the aqueous composition to form a monosaccharide-rich stream and an oligosaccharide-rich stream, and recovering the oligosaccharide-rich stream. The oligosaccharide-rich stream is slowly digestible by the human digestive system, and can be used as a low-calorie food ingredient that is high in soluble dietary fiber.Type: ApplicationFiled: March 17, 2005Publication date: September 21, 2006Inventors: Chi-Li Liu, Richard Armentrout, Andrew Hoffman
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Publication number: 20030049243Abstract: The invention is related to a novel biologically pure Bacillus thuringiensis (B.t.) strains active against lepidopteran and coleopteran pests which produces a bipyramidal crystal consisting essentially of at least two delta-endotoxins having a molecular weight of about 130,000 daltons and a rhomboidal crystal consisting essentially of two delta-endotoxins, each having a molecular weight of about 33,000 daltons, as well as spores, crystals, delta-endotoxins and/or mutants thereof. The invention also relates to insecticidal compositions obtainable therefrom. The invention further relates to methods of using the insecticidal compositions to control an insect pest(s) from the order Lepidoptera and/or Coleoptera. The invention also relates to isolated DNA sequences encoding the delta-endotoxins.Type: ApplicationFiled: November 5, 1997Publication date: March 13, 2003Inventors: CHI-LI LIU, LEE FREMONT ADAMS, PATRICIA A. LUFBURROW, MICHAEL DAVID THOMAS
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Patent number: 6210952Abstract: The invention relates to a mutant of Bacillus thuringiensis which produces a larger amount of crystal delta-endotoxin with a greater pesticidal activity as compared to the corresponding parental strain. The mutant may also have a larger crystal size as compared to the corresponding parental strain. The crystal delta-endotoxin produced by the mutant Bacillus thuringiensis will have an activity directed towards the same pest(s) as its parental Bacillus thuringiensis crystal delta-endotoxin. The invention further relates to a method for producing such a mutant, compositions comprising such a mutant as well as methods for controlling a pest(s) using these compositions.Type: GrantFiled: July 29, 1997Date of Patent: April 3, 2001Assignee: Valent BioSciences Corp.Inventors: Chi-Li Liu, Pamela Gail Marrone, Jewel M. Payne, Hanne Gurtler, Annette Schousboe Petersen
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Patent number: 6156308Abstract: The invention is related to a novel biologically pure Bacillus thuringiensis (B.t.) strains active against lepidopteran and coleopteran pests which produces a bipyramidal crystal consisting essentially of at least two delta-endotoxins having a molecular weight of about 130,000 daltons and a rhomboidal crystal consisting essentially of two delta-endotoxins, each having a molecular weight of about 33,000 daltons, as well as spores, crystals, delta-endotoxins and/or mutants thereof. The invention also relates to insecticidal compositions obtainable therefrom. The invention further relates to methods of using the insecticidal compositions to control an insect pest(s) from the order Lepidoptera and/or Coleoptera. The invention also relates to isolated DNA sequences encoding the delta-endotoxins.Type: GrantFiled: March 2, 1998Date of Patent: December 5, 2000Assignee: Valent BioSciences, Inc.Inventors: Chi-Li Liu, Lee Fremont Adams, Patricia A. Lufburrow, Michael David Thomas
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Patent number: 5976563Abstract: The invention is related to a novel strain(s) of Bacillus thuringiensis in which essentially all of the pesticidal activity of said strain is in the supernatant of a fermentation of said strain. The strain produces a substance which has activity against an insect pest(s) of the order Coleoptera and which enhances the pesticidal activity of a Bacillus related pesticide. The invention further relates to pesticidal compositions comprising the substance and a pesticidal carrier, or the substance and a Bacillus related pesticide, a chemical pesticide and/or a virus with pesticidal properties as well as methods of using the pesticidal compositions to control a pest.Type: GrantFiled: October 8, 1997Date of Patent: November 2, 1999Assignee: Abbott LaboratoriesInventors: Chi-Li Liu, Anita M. MacMullan, Patricia Ann Lufburrow, Robert L. Starnes, Denise C. Manker
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Patent number: 5976564Abstract: The invention is related to a novel strain(s) of Bacillus thuringiensis in which essentially all of the pesticidal activity of said strain is in the supernatant of a fermentation of said strain. The strain produces a substance which has activity against an insect pest(s) of the order Coleoptera and which enhances the pesticidal activity of a Bacillus related pesticide. The invention further relates to pesticidal compositions comprising the substance and a pesticidal carrier, or the substance and a Bacillus related pesticide, a chemical pesticide and/or a virus with pesticidal properties as well as methods of using the pesticidal compositions to control a pest.Type: GrantFiled: October 8, 1997Date of Patent: November 2, 1999Assignee: Abbott LaboratoriesInventors: Chi-Li Liu, Anita M. MacMullan, Patricia Ann Lufburrow, Robert L. Starnes, Denise C. Manker
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Patent number: 5912162Abstract: The invention relates to a novel substance with activity against insect pests of the order Diptera. The invention further relates to the substance which acts together with a Bacillus related pesticide, a chemical pesticide and/or a virus with pesticidal properties. The invention further relates to a novel strain(s) of Bacillus thuringiensis which produces such a substance. The invention further relates to pesticidal compositions comprising the substance and a pesticidal carrier, or the substance and a Bacillus related pesticide, a chemical pesticide and/or a virus with pesticidal properties as well as methods of using the pesticidal compositions to control a pest.Type: GrantFiled: May 27, 1997Date of Patent: June 15, 1999Assignee: Abbott LaboratoriesInventors: Chi-Li Liu, William D. Lidster, Carmen Sanchez Lopez
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Patent number: 5879676Abstract: The invention is related to a novel biologically pure Bacillus thuringiensis (B.t.) strains active against lepidopteran and coleopteran pests which produces a bipyramidal crystal consisting essentially of at least two delta-endotoxins having a molecular weight of about 130,000 daltons and a rhomboidal crystal consisting essentially of two delta-endotoxins, each having a molecular weight of about 33,000 daltons, as well as spores, crystals, delta-endotoxins and/or mutants thereof. The invention also relates to insecticidal compositions obtainable therefrom. The invention further relates to methods of using the insecticidal compositions to control an insect pest(s) from the order Lepidoptera and/or Coleoptera. The invention also relates to isolated DNA sequences encoding the delta-endotoxins.Type: GrantFiled: November 10, 1994Date of Patent: March 9, 1999Assignee: Abbott LaboratoriesInventors: Chi-Li Liu, Lee Fremont Adams, Patricia A. Lufburrow, Michael David Thomas
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Patent number: 5874289Abstract: The invention relates to a mutant of Bacillus thuringiensis which produces a larger amount of crystal delta-endotoxin with a greater pesticidal activity as compared to the corresponding parental strain. The mutant may also have a larger crystal size as compared to the corresponding parental strain. The crystal delta-endotoxin produced by the mutant Bacillus thuringiensis will have an activity directed towards the same pest(s) as its parental Bacillus thuringiensis crystal delta-endotoxin. The invention further relates to a method for producing such a mutant, compositions comprising such a mutant as well as methods for controlling a pest(s) using these compositions.Type: GrantFiled: August 28, 1997Date of Patent: February 23, 1999Assignee: Abbott LaboratoriesInventors: Chi-Li Liu, Pamela G. Marrone, Jewel M. Payne, Hanne Gurtler, Annette S. Petersen