Patents Assigned to R & D Corporation
  • Publication number: 20220383838
    Abstract: A ligature for a mouthpiece of a musical instrument that includes a puller that includes a plurality of through holes, a cord for passing through the plurality of through holes, and a bridge configured to straddle the puller and engage the mouthpiece, the bridge including a plate, an arm extending from the plate, and a mouthpiece skate extending from the arm; and a fastener for securing the puller and the bridge.
    Type: Application
    Filed: May 23, 2022
    Publication date: December 1, 2022
    Applicant: Leto R&D Corporation
    Inventor: Hye Seong Son
  • Patent number: 10796673
    Abstract: A mouthpiece patch for a mouthpiece of a wind instrument including a body having a posterior end, an anterior end, lateral side walls, an upper surface and a lower surface. The patch further includes a recessed region provided in the upper surface and extending in a widthwise direction and configured to receive the teeth of a user.
    Type: Grant
    Filed: October 3, 2018
    Date of Patent: October 6, 2020
    Assignee: Leto R&D Corporation
    Inventor: Hye Seong Son
  • Publication number: 20190273086
    Abstract: A semiconductor memory element is provided including a laminated structure, in which a memory member and a conductor are superposed on a semiconductor substrate. The memory member has a bottom surface in contact with the semiconductor substrate, an upper surface in contact with the conductor, and side surfaces, which are in contact with and surrounded by a partition wall; the bottom surface of the memory member has a width of equal to or not more than 100 nm; a shortest distance between the conductor and the semiconductor substrate is twice or more of the width of the bottom surface of the memory member; the side surface of the memory member has a width, which is either the same as the width of the bottom surface and constant at any position above the bottom surface, or the widest at a position other than the bottom surface and above the bottom surface.
    Type: Application
    Filed: July 3, 2017
    Publication date: September 5, 2019
    Applicants: National Institute of Advanced Industrial Science and Technology, WACOM R&D Corporation
    Inventors: Mitsue TAKAHASHI, Shigeki SAKAI, Masaki KUSUHARA, Masayuki TODA, Masaru UMEDA, Yoshikazu SASAKI
  • Publication number: 20190184261
    Abstract: Personalized dental guards for users of musical wind instrument, as well as methods for making such personalized dental guards, are disclosed. The personalized dental guards can be fabricated from a thermoplastic ingot that becomes pliable at elevated temperatures. The method can involve heating the thermoplastic ingot until pliable, wrapping the pliable thermoplastic ingot around a musical wind instrument user's teeth to form a personalized dental guard that substantially conforms to the user's teeth. Once formed, the personalized dental guard can be transformed back to the pliable thermoplastic ingot by subjecting it to heat and the recovered thermoplastic ingot can be reprocessed to fabricate a new personalized dental guard.
    Type: Application
    Filed: December 19, 2017
    Publication date: June 20, 2019
    Applicant: Leto R&D Corporation
    Inventor: Hye Seong Son
  • Publication number: 20190103076
    Abstract: A mouthpiece patch for a mouthpiece of a wind instrument including a body having a posterior end, an anterior end, lateral side walls, an upper surface and a lower surface. The patch further includes a recessed region provided in the upper surface and extending in a widthwise direction and configured to receive the teeth of a user.
    Type: Application
    Filed: October 3, 2018
    Publication date: April 4, 2019
    Applicant: Leto R&D Corporation
    Inventor: Hye Seong Son
  • Patent number: 9873859
    Abstract: Herein disclosed is a method of generating products from microorganisms, comprising super-saturating a liquid medium with a gas consumable by the microorganisms in a high shear device operating at a shear rate of greater than 1,000,000 s?1 to produce a gas-super-saturated (GSS) medium, wherein the GSS medium maintains a GSS level for at least 10 minutes; feeding the GSS medium to microorganisms; allowing the microorganisms to grow by consuming the gas and generate products via photosynthesis or chemosynthesis; and recovering the products. In an embodiment, the microorganisms are genetically modified. In an embodiment, the microorganisms include bacteria, protozoa, algae, or fungi, or a combination thereof. In an embodiment, the gas consumable by the microorganisms is selected from the group consisting of carbon dioxide, nitrogen, air, oxygen, methane, and combinations thereof. A suitable system is also discussed in this disclosure.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: January 23, 2018
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Aziz Hassan, Gregory G. Borsinger, Rayford Gaines Anthony
  • Patent number: 9862910
    Abstract: Herein disclosed is a method of processing a medium containing algae microorganisms to produce algal oil and by-products, comprising providing the medium containing algae microorganisms; passing the medium through a rotor-stator high shear device; disintegrating cell walls of and intracellular organelles in the algae microorganisms to release algal oil and by-products; and removing the algae medium from an outlet of the high shear device. In an embodiment, disintegration is enhanced by a penetrating gas capable of permeating the cell wall. In an embodiment, enhancement is accomplished by super-saturation of the penetrating gas in the medium or increased gas pressure in a vessel. In an embodiment, the penetrating gas is different from the gas produced by the cell during respiration. A suitable system is also discussed in this disclosure.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: January 9, 2018
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Aziz Hassan, Gregory G. Borsinger, Rayford Gaines Anthony
  • Patent number: 9850437
    Abstract: Herein disclosed is a method of producing value-added product from light gases, the method comprising: (a) providing light gases comprising at least one compound selected from the group consisting of C1-C6 compounds and combinations thereof; (b) intimately mixing the light gases with a liquid carrier in a high shear device to form a dispersion of gas in the liquid carrier, wherein the dispersion is supersaturated with the light gases and comprises gas bubbles at least some of which have a mean diameter of less than or equal to about 5 micron(s); (c) allowing the value-added product to form and utilizing vacuum to extract unreacted light gases from the liquid carrier; (d) extracting the value-added product; wherein the value-added product comprises at least one component selected from the group consisting of higher hydrocarbons, hydrogen, olefins, alcohols, aldehydes, and ketones. A system for producing value-added product from light gases is also disclosed.
    Type: Grant
    Filed: August 20, 2014
    Date of Patent: December 26, 2017
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Aziz Hassan, Rayford G. Anthony, Gregory G. Borsinger
  • Publication number: 20170337908
    Abstract: A mouthpiece cap for a wind instrument including a body defining a cavity substantially complementarily shaped to a mouthpiece for a wind instrument. The body includes a top portion, a bottom portion that extends further than the top portion, and a plenum about a front end of the body. The mouthpiece cap further including a reed support positioned about a bottom portion of the body.
    Type: Application
    Filed: May 19, 2017
    Publication date: November 23, 2017
    Applicant: Leto R&D Corporation
    Inventor: Hye Seong Son
  • Publication number: 20170011721
    Abstract: A ligature for a wind instrument is provided. The ligature includes a cord harness having a plurality of apertures extending transverse to a longitudinal axis of the cord harness, and an adjuster. The adjuster is connected to and extends transverse to the longitudinal axis of the cord harness. The ligature further includes a cord passing through the plurality of apertures in a spiral manner and engages a distal end of the adjuster.
    Type: Application
    Filed: July 7, 2015
    Publication date: January 12, 2017
    Applicant: Leto R&D Corporation
    Inventor: Man Soon Jeong
  • Patent number: 9381138
    Abstract: In this disclosure, a method is described wherein the method comprises mixing a therapeutic gas or a therapeutic liquid or a combination thereof and a liquid carrier in a high shear device to produce a dispersion; and administering the produced dispersion intravenously to a patient; wherein the produced dispersion contains nanobubbles of the therapeutic gas or droplets of the therapeutic liquid with a mean diameter of less than about 1.5 ?m. In this disclosure, a system is also described wherein the system comprises a therapeutic gas source or a therapeutic liquid source or a combination thereof; a liquid carrier source; a high shear device (HSD) having an inlet, an outlet, at least one rotor, and at least one stator separated by a shear gap; and a pump configured to control the flow rate and residence time of a fluid passing through the high shear device.
    Type: Grant
    Filed: November 20, 2013
    Date of Patent: July 5, 2016
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Aziz Hassan, Rayford G. Anthony
  • Patent number: 9290716
    Abstract: Herein disclosed is a method of processing oil, comprising providing a high shear device comprising at least one rotor and at least one complementarily-shaped stator configured to mix a gas with a liquid; contacting a gas with an oil in the high shear device, wherein the gas is an inert gas or a reactive gas; and forming a product, wherein the product is a solution, a dispersion, or combination thereof. Herein also disclosed is a high shear system for processing oil, comprising; at least one high shear device, having an inlet and at least one rotor and at least one complementarily-shaped stator configured to mix a gas with a liquid; a gas source fluidly connected to the inlet; an oil source fluidly connected to the inlet; and a pump positioned upstream of a high shear device, the pump in fluid connection with the inlet and the oil source.
    Type: Grant
    Filed: September 17, 2013
    Date of Patent: March 22, 2016
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Aziz Hassan, Rayford G. Anthony
  • Patent number: 9227196
    Abstract: Herein disclosed in a method comprising: shearing a feed comprising a solid component in a high shear device to produce a product, at least a portion of which comprises sheared solids; and separating at least some of the sheared solids from the product to produce a component-reduced product, wherein the solid component in the feed stream comprises a first particle density, and wherein the sheared solids in the product comprise a second particle density greater than the first particle density. In some embodiments, the solid component of the feed comprises gas trapped therein, and wherein at least a portion of said gas is released from the solid component upon shearing. Herein also is disclosed a method of comminuting solids in a feed stream comprising a solid component by processing the feed stream in a high shear device to produce a product stream comprising comminuted solids.
    Type: Grant
    Filed: March 8, 2013
    Date of Patent: January 5, 2016
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Aziz Hassan, Rayford G. Anthony, Gregory G. Borsinger
  • Patent number: 9222033
    Abstract: A method and system for processing naphtha, including a high shear mechanical device. In one embodiment, the method comprises forming a dispersion of gas in a naphtha hydrocarbon liquid in a high shear device prior to introduction in a cracking reactor/furnace. In another instance the system for processing naphtha comprises a high shear device for mechanically shearing hydrocarbons.
    Type: Grant
    Filed: February 11, 2014
    Date of Patent: December 29, 2015
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Aziz Hassan, Krishnan Viswanathan, Gregory G. Borsinger
  • Patent number: 9216402
    Abstract: Herein disclosed is a reactor comprising a housing; an inlet tube having a section with perforations along its length, wherein the inlet tube section is within the reactor housing; an outlet tube having a section with perforations along its length, wherein the outlet tube section is within the reactor housing; and at least one cylinder made of sintered metal contained within the reactor housing, wherein the sintered metal is catalytically active. In some cases, the sintered metal in the reactor comprises a porous metallic multifunctional (PMM) catalyst. Other reactor designs and the method of use are also described herein.
    Type: Grant
    Filed: November 4, 2013
    Date of Patent: December 22, 2015
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Aziz Hassan, Rayford G. Anthony, Gregory G. Borsinger
  • Publication number: 20150353357
    Abstract: A system for converting a first substance into a second substance, the system including a mixing reactor configured to provide a reactant mixture comprising a first reactant, a second reactant, and a solvent; and a high shear device fluidly connected to the mixing reactor, wherein the high shear device comprises at least one rotor/stator set comprising a rotor and a complementarily-shaped stator symmetrically positioned about an axis of rotation and separated by a shear gap, wherein the shear gap is in the range of from about 10 microns to about 250 microns; and a motor configured for rotating the rotor about the axis of rotation, whereby energy can be transferred from the rotor to the reactants thereby inducing reactions between the first reactant and the second reactant to form a product.
    Type: Application
    Filed: August 3, 2015
    Publication date: December 10, 2015
    Applicant: H R D Corporation
    Inventors: Abbas Hassan, Aziz Hassan, Rayford G. Anthony, Alishah Hassan
  • Patent number: 9205388
    Abstract: Herein disclosed is a method, comprising: forming a dispersion under high shear comprising gas bubbles of an oxidant dispersed in a liquid phase, wherein the bubbles have a mean diameter of less than 1.5 micron; and contacting the dispersion with an oxidation catalyst to produce a product stream, wherein the product stream comprises a substance selected from the group consisting of dicarboxylic acid, benzoic acid, 2-methylbenzoic acid, 3-methylbenzoic acid, 4-methylbenzoic acid, and phthalic anhydride. In some cases, forming the dispersion under high shear comprises introducing the oxidant and the liquid phase into a high shear device comprising at least one rotor and at least one complementarily-shaped stator. Herein also disclosed is a system for producing a substance selected from the group consisting of dicarboxylic acid, benzoic acid, 2-methylbenzoic acid, 3-methylbenzoic acid, 4-methylbenzoic acid, and phthalic anhydride.
    Type: Grant
    Filed: August 12, 2010
    Date of Patent: December 8, 2015
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Aziz Hassan, Rayford G. Anthony, Gregory G. Borsinger
  • Patent number: D793469
    Type: Grant
    Filed: May 20, 2016
    Date of Patent: August 1, 2017
    Assignee: Leto R&D Corporation
    Inventor: Hye Seong Son
  • Patent number: D890838
    Type: Grant
    Filed: October 3, 2018
    Date of Patent: July 21, 2020
    Assignee: Leto R&D Corporation
    Inventor: Hye Seong Son
  • Patent number: D897419
    Type: Grant
    Filed: October 3, 2018
    Date of Patent: September 29, 2020
    Assignee: Leto R&D Corporation
    Inventor: Hye Seong Son