Patents by Inventor Ranil Kirthi Vitarana

Ranil Kirthi Vitarana 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).

  • Publication number: 20230392304
    Abstract: Disclosed herein is aweft knit spacer fabric having variable thicknesses, the fabric formed from: a first surface layer formed from a first set of yarn; a second surface layer formed from a second set of yarn; and a set of spacer yarn between the first and second surface layer, where the fabric is formed from a plurality of courses of the sets of first, second and spacer yarns, where each course is connected to at least one other course in a wale direction, wherein the thickness is varied by varying one or both of: a density of tuck stitches along each course, where each tuck stitch is formed by the spacer yarn with the first and/or second surface layers; and a thickness of the set of spacer yarn in each course.
    Type: Application
    Filed: August 24, 2021
    Publication date: December 7, 2023
    Applicant: MAS INNOVATION (PRIVATE) LIMITED
    Inventors: Ranil Kirthi Vitarana, Sithila Dassanayake, Dilru Roshan Ratnaweera, Hetti Arachchige Malaka Chathuranga Perera, Dodangodage Indika Sanjeewa Wickramaratne
  • Publication number: 20230389625
    Abstract: Disclosed herein is a weft knit spacer fabric (200) having variable thicknesses, comprising a first surface layer (210) formed from a first set of yarn (215); a second surface layer (220) formed from a second set of yarn (225); and a set of spacer yarn (230) between the first and second surface layers (210, 220), where the thickness is varied by varying in each course one or both of: the density of tuck stitches (235) formed by the set of spacer yarn (230) with the first and/or second surface layers (210, 220); and the thickness of the spacer yarn (230) in each course, provided that when the fabric (200) has a free-standing 3-dimensional shape, it is a moulded fabric.
    Type: Application
    Filed: August 24, 2021
    Publication date: December 7, 2023
    Applicant: MAS INNOVATION (PRIVATE) LIMITED
    Inventors: Ranil Kirthi Vitarana, Sithila Dassanayake, Dilru Roshan Ratnaweera, Hetti Arachchige Malaka Chathuranga Perera, Dodangodage Indika Sanjeewa Wickramaratne
  • Publication number: 20230052244
    Abstract: The invention provides a knitted functional fabric for wicking moisture away from the body of a user. The fabric comprises a technical face formed from a yarn; a technical back formed from a yarn; and a spacer formed from a yarn that connects the technical face to the technical back. The technical face and the technical back comprise a hydrophilic yarn.
    Type: Application
    Filed: March 29, 2021
    Publication date: February 16, 2023
    Inventors: Hetti Arachchige Malaka Chathuranga Perera, Dodangodage Indika Sanjeewa Wickramaratne, Dilru Roshan Ratnaweera, Ranil Kirthi Vitarana
  • Publication number: 20230043323
    Abstract: The present disclosure generally relates to a seamlessly knitted structure (100) for a male garment (200), the knitted structure (100) comprising: a main fabric layer (110); a support fabric layer (120) knitted to the main fabric layer (110), the support fabric layer (120) formed of a stiffer material than the main fabric layer (110); and a pouch fabric layer (130) knitted to and extending outwardly from the main fabric layer (110) and supported by the support fabric layer (120), the pouch fabric layer (130) forming a pouch space for accommodating a groin region of a male user wearing the male garment (200) comprising the knitted structure (100).
    Type: Application
    Filed: November 11, 2021
    Publication date: February 9, 2023
    Applicant: MAS INNOVATION (PRIVATE) LIMITED
    Inventors: Ranil Kirthi Vitarana, Sithila Ayomi Dassanayake, Dilru Roshan Ratnaweera, Hetti Arachchige Malaka Chathuranga Perera, Dodangodage Indika Sanjeewa Wickramaratne, Perera Chathushka Yasas Colombathanthri
  • Publication number: 20230010185
    Abstract: Disclosed herein is a fabric having variable fabric properties, the fabric comprising a plurality of fabric regions, each fabric region formed from at least one set of yarns; and the sets of yarns of the fabric regions belonging to a common family of thermoplastic polymer materials, wherein the fabric is moulded and the fabric regions have different fabric properties from each other.
    Type: Application
    Filed: August 12, 2022
    Publication date: January 12, 2023
    Applicant: MAS INNOVATION (PRIVATE) LIMITED
    Inventors: Ranil Kirthi Vitarana, Sithila Dassanayake, Dilru Roshan Ratnaweera, Hetti Arachchige Malaka Perera, Dodangodage Indika Sanjeewa Wickramaratne
  • Publication number: 20160194792
    Abstract: There is provided a method of making a conductive assembly for use in textiles, the method comprising providing a composite material comprising: a temporary substrate having a first surface and a second surface opposite the first surface; a stitching pattern comprising a plurality of lockstitches on the temporary substrate, such that a conductive thread is disposed at the first surface of the temporary substrate and a thermo-fusible thread is disposed at the second surface; and an insulating layer comprising an adhesive on top of at least part of the conductive thread on the first surface, the adhesive having an activation temperature which is higher than the Vicat softening point, as measured by method A120 of ASTM D1525, of the thermo-fusible thread; and heating the insulating layer and thermo-fusible thread to the activation temperature and curing the adhesive in the insulating layer of the composite material, thereby securing the conductive thread to the insulating layer.
    Type: Application
    Filed: July 7, 2015
    Publication date: July 7, 2016
    Applicant: MAS Innovation (Private) Limited
    Inventors: Achala Sajeeva Satharasinghe, Hasitha Jayasundara, Ranil Kirthi Vitarana
  • Patent number: 9382399
    Abstract: The present invention provides a foam composition comprising a polyol, an isocyanate, a first catalyst capable of accelerating a reaction between the polyol and the isocyanate and a second catalyst capable of initiating a reaction between the polyol and the isocyanate at a rate slower than the first catalyst. There is also provided a method for preparing the foam composition.
    Type: Grant
    Filed: May 11, 2012
    Date of Patent: July 5, 2016
    Assignee: MAS INNOVATION (PRIVATE) LIMITED
    Inventors: Gaya Keerthi Liyanage, Ranil Kirthi Vitarana
  • Publication number: 20140120337
    Abstract: A method for the manufacture of a fabric laminated foam article comprising the steps of: providing a foam composition comprising at least one polyol, at least one isocyanate and at least one catalyst to a mould assembly; obtaining a foam formed from the foam composition from the mould assembly after a first pre-determined period of time; contacting a fabric to at least one surface of the foam; and optionally curing the foam for a second pre-determined period of time, wherein during the obtaining step, the foam does not collapse.
    Type: Application
    Filed: May 11, 2012
    Publication date: May 1, 2014
    Applicant: MAS RESEARCH AND INNOVATION (PVT) LTD.
    Inventors: Gaya Keerthi Liyanage, Ranil Kirthi Vitarana
  • Publication number: 20140079940
    Abstract: The present invention provides a foam composition comprising a polyol, an isocyanate, a first catalyst capable of accelerating a reaction between the polyol and the isocyanate and a second catalyst capable of initiating a reaction between the polyol and the isocyanate at a rate slower than the first catalyst. There is also provided a method for preparing the foam composition.
    Type: Application
    Filed: May 11, 2012
    Publication date: March 20, 2014
    Applicant: MAS RESEARCH AND INNOVATION (PVT) LTD.
    Inventors: Gaya Keerthi Liyanage, Ranil Kirthi Vitarana
  • Publication number: 20110083246
    Abstract: A garment comprises a fabric and an elastomeric coating on at least a portion of at least one side of the fabric to provide designed, localized stretch and support in a garment, wherein the elastomeric coating is located where reduced stretch of the garment is desired. Garments having structures to facilitate cooling and heating are also described.
    Type: Application
    Filed: October 8, 2010
    Publication date: April 14, 2011
    Inventor: RANIL KIRTHI VITARANA
  • Publication number: 20100173119
    Abstract: A narrow fabric includes an elastomeric coating on at least a portion of at least one side of the narrow fabric to provide designed, localized control and performance in the narrow fabric. Optionally, the elastomeric coating may be embedded with flock fibers.
    Type: Application
    Filed: September 29, 2009
    Publication date: July 8, 2010
    Inventors: Ranil Kirthi Vitarana, Prins Joseph Benedict Perera, Hans Bauer