Patents by Inventor Roy A. Hughes
Roy A. Hughes 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: 10059528Abstract: A split shaft screw system includes a screw configured to convey an article along a movement path. The screw includes a plurality of threads, each thread having a crest, a root and a pair of sidewalls, wherein the root and pair of sidewalls are configured to capture the article. Provided are a first screw segment connected to a first drive shaft configured to be driven by a first motor, and a second screw segment immediately adjacent to the first screw segment and connected to a second drive shaft concentric to the first drive shaft, the second drive shaft configured to be driven by a second motor independently of the driving of the first screw segment.Type: GrantFiled: December 27, 2016Date of Patent: August 28, 2018Assignee: LIGHTHOUSE INSTRUMENTS, LLC.Inventors: Michael A. Timmins, Warren Griffith, Roy Hughes
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Publication number: 20170183165Abstract: A split shaft screw system includes a screw configured to convey an article along a movement path. The screw includes a plurality of threads, each thread having a crest, a root and a pair of sidewalls, wherein the root and pair of sidewalls are configured to capture the article. Provided are a first screw segment connected to a first drive shaft configured to be driven by a first motor, and a second screw segment immediately adjacent to the first screw segment and connected to a second drive shaft concentric to the first drive shaft, the second drive shaft configured to be driven by a second motor independently of the driving of the first screw segment.Type: ApplicationFiled: December 27, 2016Publication date: June 29, 2017Applicant: LIGHTHOUSE INSTRUMENTS, LLC.Inventors: Michael A. TIMMINS, Warren GRIFFITH, Roy HUGHES
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Patent number: 9115464Abstract: This invention relates to colored polymer particles preferably with surface functionality for charge retention, a process for their preparation, the use of these particles for the preparation of an electrophoretic device, color electrophoretic displays comprising such particle, and new water-soluble dyes.Type: GrantFiled: January 29, 2010Date of Patent: August 25, 2015Assignee: Merck Patent GmbHInventors: Nils Greinert, Louise Diane Farrand, Mark James, Ashley Nathan Smith, Mark John Goulding, Daniel Walker, Safyan Khan, Paul Reynolds, Susan Hawkins, Roy Hughes
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Patent number: 8256415Abstract: A portable liquid oxygen medical delivery system including a portable liquid oxygen delivery apparatus and a portable liquid oxygen recharger. The portable liquid oxygen delivery apparatus contains an initial quantity of liquid oxygen. The liquid oxygen delivery apparatus is sufficiently lightweight for portability by an ambulatory patient and has a fill port for receiving liquid oxygen. The liquid oxygen recharger stores a supplemental quantity of liquid oxygen and is also sufficiently lightweight for portability by an ambulatory individual. The liquid oxygen recharger has an interface for interfacing the liquid oxygen recharger with the portable liquid oxygen delivery apparatus for delivering the supplemental quantity of liquid oxygen to the portable liquid oxygen delivery apparatus.Type: GrantFiled: May 6, 2010Date of Patent: September 4, 2012Assignee: RIC Investments, LLCInventors: Roy A. Hughes, Jonathan C. McLellan, Margaret McLellan, legal representative, Douglas Whitcher
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Publication number: 20120041165Abstract: This invention relates to coloured polymer particles preferably with surface functionality for charge retention, a process for their preparation, the use of these particles for the preparation of an electrophoretic device, colour electrophoretic displays comprising such particle, and new water-soluble dyes.Type: ApplicationFiled: January 29, 2010Publication date: February 16, 2012Applicant: MERCK PATENT GESELLSCHAFT MIT BESCHRAENKTER HAFTUNGInventors: Nils Greinert, Louise Diane Farrand, Mark James, Ashley Nathan Smith, Mark John Goulding, Daniel Walker, Safyan Khan, Paul Reynolds, Susan Hawkins, Roy Hughes
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Patent number: 7900658Abstract: An automated medication preparation system for preparing a prescribed dosage of medication in a drug delivery device includes a plurality of stations for receiving, handling and processing the drug delivery device so that the prescribed dosage of medication is delivered to the drug delivery device and a transporting device that receives and holds more than one drug delivery device and moves the drug delivery devices in a controlled manner from one station to another station. The system is configured so that two or more separate drug delivery devices can be acted upon at the same time.Type: GrantFiled: October 20, 2006Date of Patent: March 8, 2011Assignee: FHT, Inc.Inventors: Joel A. Osborne, Dennis Tribble, Abdul Wahid Khan, Morris W. Wallace, Roy A. Hughes, Jayson Lee Bender, Matt Valentine, Dexter Bautista, Jim Shafer
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Publication number: 20100212330Abstract: A portable liquid oxygen medical delivery system including a portable liquid oxygen delivery apparatus and a portable liquid oxygen recharger. The portable liquid oxygen delivery apparatus contains an initial quantity of liquid oxygen. The liquid oxygen delivery apparatus is sufficiently lightweight for portability by an ambulatory patient and has a fill port for receiving liquid oxygen. The liquid oxygen recharger stores a supplemental quantity of liquid oxygen and is also sufficiently lightweight for portability by an ambulatory individual. The liquid oxygen recharger has an interface for interfacing the liquid oxygen recharger with the portable liquid oxygen delivery apparatus for delivering the supplemental quantity of liquid oxygen to the portable liquid oxygen delivery apparatus.Type: ApplicationFiled: May 6, 2010Publication date: August 26, 2010Applicant: RIC INVESTMENTS, LLCInventors: ROY A. HUGHES, JONATHAN C. MCLELLAN, Margaret McLellan
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Patent number: 7721733Abstract: A portable liquid oxygen medical delivery system including a portable liquid oxygen delivery apparatus and a portable liquid oxygen recharger. The portable liquid oxygen delivery apparatus contains an initial quantity of liquid oxygen. The liquid oxygen delivery apparatus is sufficiently lightweight for portability by an ambulatory patient and has a fill port for receiving liquid oxygen. The liquid oxygen recharger stores a supplemental quantity of liquid oxygen and is also sufficiently lightweight for portability by an ambulatory individual. The liquid oxygen recharger has an interface for interfacing the liquid oxygen recharger with the portable liquid oxygen delivery apparatus for delivering the supplemental quantity of liquid oxygen to the portable liquid oxygen delivery apparatus.Type: GrantFiled: July 26, 2006Date of Patent: May 25, 2010Assignee: RIC Investments, LLCInventors: Roy A. Hughes, Jonathan C. McLellan, Margaret McLellan, legal representative, Douglas Whitcher
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Publication number: 20080169043Abstract: An automated medication preparation system for preparing a prescribed dosage of medication in a drug delivery device includes a plurality of stations for receiving, handling and processing the drug delivery device so that the prescribed dosage of medication is delivered to the drug delivery device and a transporting device that receives and holds more than one drug delivery device and moves the drug delivery devices in a controlled manner from one station to another station. The system is configured so that two or more separate drug delivery devices can be acted upon at the same time.Type: ApplicationFiled: October 20, 2006Publication date: July 17, 2008Applicant: ForHealth Technologies, Inc.Inventors: Joel A. Osborne, Dennis Tribble, Abdul Wahid Khan, Morris W. Wallace, Roy A. Hughes, Jayson Lee Bender, Matt Valentine, Dexter Bautista, Jim Shafer
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Publication number: 20070039616Abstract: A portable liquid oxygen medical delivery system including a portable liquid oxygen delivery apparatus and a portable liquid oxygen recharger. The portable liquid oxygen delivery apparatus contains an initial quantity of liquid oxygen. The liquid oxygen delivery apparatus is sufficiently lightweight for portability by an ambulatory patient and has a fill port for receiving liquid oxygen. The liquid oxygen recharger stores a supplemental quantity of liquid oxygen and is also sufficiently lightweight for portability by an ambulatory individual. The liquid oxygen recharger has an interface for interfacing the liquid oxygen recharger with the portable liquid oxygen delivery apparatus for delivering the supplemental quantity of liquid oxygen to the portable liquid oxygen delivery apparatus.Type: ApplicationFiled: July 26, 2006Publication date: February 22, 2007Inventors: Roy Hughes, Jonathan McLellan, Margaret McLellan