Patents by Inventor Christian Rytka

Christian Rytka 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: 20220403563
    Abstract: The invention relates to an impregnated yarn, a ribbed thin-walled composite product comprising such an impregnated yarn, and a method of making them. Such an impregnated yarn (10d; 10e) comprises at least two continuous strands (10a; 10b) comprising plant fibers (11), said strands (10a; 10b) being impregnated with thermoplastic material (12a) in at least 60% of their volume, each of said strands (10a; 10b) being individually twisted and all of said strands (10a; 10b) also being twisted in a configuration (10d) held by the thermoplastic material (12a).
    Type: Application
    Filed: November 13, 2020
    Publication date: December 22, 2022
    Inventors: Julien RION, Reto AEBISCHER, Milos JERINIC, Christian RYTKA, David BOTOR, Kunal MASANIA
  • Patent number: 11033379
    Abstract: A system (100) for a controlled stressing of a reconstructed or re-natured ligament of a human or animal body comprises an anchoring element (10) for implantation in a first bone (50), at least one connecting element (120) and a holding element (30), which fixes the at least one connecting element (20) in a second bone. According to the invention, an elastomer element (125) is arranged in the anchoring element and/or in the connecting element (120) and provides a defined elastic action through the cooperation of elastomer element (125) with the connecting element (120).
    Type: Grant
    Filed: April 17, 2018
    Date of Patent: June 15, 2021
    Assignee: Mathys AG Bettlach
    Inventors: Daniel Delfosse, Alessandro De Cesaris, Clemens Dransfeld, Christian Rytka
  • Publication number: 20180228595
    Abstract: A system (100) for a controlled stressing of a reconstructed or re-natured ligament of a human or animal body comprises an anchoring element (10) for implantation in a first bone (50), at least one connecting element (120) and a holding element (30), which fixes the at least one connecting element (20) in a second bone. According to the invention, an elastomer element (125) is arranged in the anchoring element and/or in the connecting element (120) and provides a defined elastic action through the cooperation of elastomer element (125) with the connecting element (120).
    Type: Application
    Filed: April 17, 2018
    Publication date: August 16, 2018
    Inventors: Daniel Delfosse, Alessandro De Cesaris, Clemens Dransfield, Christian Rytka
  • Patent number: 9993333
    Abstract: A system (100) for a controlled stressing of a reconstructed or re-natured ligament of a human or animal body comprises an anchoring element (10) for implantation in a first bone (50), at least one connecting element (120) and a holding element (30), which fixes the at least one connecting element (20) in a second bone. According to the invention, an elastomer element (125) is arranged in the anchoring element and/or in the connecting element (120) and provides a defined elastic action through the cooperation of elastomer element (125) with the connecting element (120).
    Type: Grant
    Filed: November 15, 2012
    Date of Patent: June 12, 2018
    Assignee: Mathys AG Bettlach
    Inventors: Daniel Delfosse, Alessandro De Cesaris, Clemens Dransfeld, Christian Rytka
  • Patent number: 9555153
    Abstract: A cotton bud with a rod-like grip body and with a bud body that is arranged at least at one free end of the grip body. The rod-like grip body is a biologically degradable extrusion body, and includes natural fibers embedded into a material matrix.
    Type: Grant
    Filed: June 20, 2012
    Date of Patent: January 31, 2017
    Assignee: ROWEG HOLDING AG
    Inventors: Beat Häni, Christian Rytka, Guy Petignat
  • Publication number: 20150291779
    Abstract: A cotton bud with a rod-like grip body and with a bud body that is arranged at least at one free end of the grip body. The rod-like grip body is a biologically degradable extrusion body.
    Type: Application
    Filed: November 11, 2013
    Publication date: October 15, 2015
    Applicant: Roweg Holding AG
    Inventors: Beat Häni, Christian Rytka, Guy Petignat
  • Publication number: 20140296979
    Abstract: A system (100) for a controlled stressing of a reconstructed or re-natured ligament of a human or animal body comprises an anchoring element (10) for implantation in a first bone (50), at least one connecting element (120) and a holding element (30), which fixes the at least one connecting element (20) in a second bone. According to the invention, an elastomer element (125) is arranged in the anchoring element and/or in the connecting element (120) and provides a defined elastic action through the cooperation of elastomer element (125) with the connecting element (120).
    Type: Application
    Filed: November 15, 2012
    Publication date: October 2, 2014
    Inventors: Daniel Delfosse, Alessandro De Cesaris, Clemens Dransfeld, Christian Rytka
  • Publication number: 20140289986
    Abstract: A cotton bud with a rod-like grip body and with a bud body that is arranged at least at one free end of the grip body. The rod-like grip body is a biologically degradable extrusion body, and includes natural fibres embedded into a material matrix.
    Type: Application
    Filed: June 20, 2012
    Publication date: October 2, 2014
    Applicant: ROWEG HOLDING AG
    Inventors: Beat Hani, Christian Rytka, Guy Petignat
  • Patent number: 8507598
    Abstract: The invention relates to polyamide molding compounds with improved scratch resistance, which are constructed from (A1) 50 to 99.99 parts by weight of a copolyamide, (A2) 0 to 49.99 parts by weight of a transparent polyamide, (A3) 0 to 29.99 parts by weight of an aliphatic polyamide, (B) 0.01 to 5 parts by weight of at least one lubricant, and (C) 0 to 3 parts by weight of further additives, with the proviso that the sum of (A1) and (A2) and (A3) and (B) produces 100 parts by weight.
    Type: Grant
    Filed: December 19, 2008
    Date of Patent: August 13, 2013
    Assignee: EMS-Patent AG
    Inventors: Friedrich Severin Bühler, Christian Rytka, Walter Alois Tobisch, Sepp Bass
  • Patent number: 8309643
    Abstract: The present invention relates to polyamide moulding compounds which have very low distortion with good mechanical properties. This is achieved by a combination of transparent polyamide with fibrous reinforcing materials and also particulate fillers. The moulding compounds according to the invention are used for the production of any moulded articles, semi-finished products or finished products.
    Type: Grant
    Filed: August 4, 2010
    Date of Patent: November 13, 2012
    Assignee: EMS-Chemie AG
    Inventors: Helmut Thullen, Christian Rytka, Friedrich-Severin Buehler, Ralf Hala
  • Patent number: 8268956
    Abstract: The invention is directed to a transparent mold made of a polyamide molding material containing at least one polyamide formed from at least one diamine selected from the group of hexamethylene diamine (HMDA), bis-(4-amino-3-methylcyclohexyl)methane (MACM) and/or bis-(4-amino-cyclohexyl)methane (PACM) as well as from at least one dicarboxylic acid selected from the group of isophthalic acid (IPS), terephthalic acid (TPS) and/or dodecanedioic acid (DDS) or from the aforementioned diamines and dicarboxylic acids in combination with lactams and/or ?-/?-amino acids.
    Type: Grant
    Filed: December 5, 2007
    Date of Patent: September 18, 2012
    Assignee: Ems-Chemie AG
    Inventors: Friedrich Severin Bühler, Christian Rytka
  • Publication number: 20100297373
    Abstract: The present invention relates to polyamide moulding compounds which have very low distortion with good mechanical properties. This is achieved by a combination of transparent polyamide with fibrous reinforcing materials and also particulate fillers. The moulding compounds according to the invention are used for the production of any moulded articles, semi-finished products or finished products.
    Type: Application
    Filed: August 4, 2010
    Publication date: November 25, 2010
    Inventors: Helmut Thullen, Christian Rytka, Friedrich-Severin Buehler, Ralf Hala
  • Publication number: 20090163634
    Abstract: The invention relates to polyamide moulding compounds with improved scratch resistance, which are constructed from (A1) 50 to 99.99 parts by weight of a copolyamide, (A2) 0 to 49.99 parts by weight of a transparent polyamide, (A3) 0 to 29.99 parts by weight of an aliphatic polyamide, (B) 0.01 to 5 parts by weight of at least one lubricant, and (C) 0 to 3 parts by weight of further additives, with the proviso that the sum of (A1) and (A2) and (A3) and (B) produces 100 parts by weight.
    Type: Application
    Filed: December 19, 2008
    Publication date: June 25, 2009
    Applicant: EMS-PATENT AG
    Inventors: Friedrich Severin BUHLER, Christian RYTKA, Walter Alois TOBISCH, Sepp BASS
  • Publication number: 20080135720
    Abstract: The invention is directed to a transparent mold made of a polyamide molding material containing at least one polyamide formed from at least one diamine selected from the group of hexamethylene diamine (HMDA), bis-(4-amino-3-methylcyclohexyl)methane (MACM) and/or bis-(4-amino-cyclohexyl)methane (PACM) as well as from at least one dicarboxylic acid selected from the group of isophthalic acid (IPS), terephthalic acid (TPS) and/or dodecanedioic acid (DDS) or from the aforementioned diamines and dicarboxylic acids in combination with lactams and/or ?-/?-amino acids.
    Type: Application
    Filed: December 5, 2007
    Publication date: June 12, 2008
    Applicant: EMS-CHEMIE AG
    Inventors: Friedrich Severin BUHLER, Christian RYTKA
  • Publication number: 20080021143
    Abstract: The present invention relates to polyamide moulding compounds which have very low distortion with good mechanical properties. This is achieved by a combination of transparent polyamide with fibrous reinforcing materials and also particulate fillers. The moulding compounds according to the invention are used for the production of any moulded articles, semi-finished products or finished products.
    Type: Application
    Filed: July 10, 2007
    Publication date: January 24, 2008
    Inventors: Helmut Thullen, Christian Rytka, Friedrich-Severin Buehler, Ralf Hala