Patents by Inventor Timo Narhi

Timo Narhi 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).

  • Patent number: 7527804
    Abstract: A method for improving soft tissue attachment which includes the steps of coating a surface of a material, to which surface soft tissue is to be attached, with a coating rich in TiO2 and/or SiO2, and applying the coating where soft tissue attachment is desired. An implant in which a surface or surfaces of the implant intended to be attached to soft tissue are coated with a porous coating rich in TiO2 and/or SiO2, and the use of a porous surface coating rich in TiO2, SiO2, or TiO2 and SiO2, for the manufacture of an implant for soft tissue attachment are also disclosed.
    Type: Grant
    Filed: April 25, 2002
    Date of Patent: May 5, 2009
    Assignee: Vivoxid Oy
    Inventors: Timo Närhi, Hannu Paldan, Antti Yli-Urpo, Timo Peltola, Mika Jokinen, Risto-Pekka Happonen
  • Patent number: 7435764
    Abstract: The invention relates to a prepreg comprising a base part, said base part comprising fibers and a matrix, said matrix being at least partially uncured. The prepreg is characterized in that it further comprises a surface part consisting essentially of bioactive filler material, said bioactive filler material being in particle form and at least partially and at most partially embedded in said base part. The invention also relates to a composite obtainable by curing said prepreg. The invention further relates to a mineralizing sheet for treatment of hypersensitive teeth and to the use of said prepreg and composite.
    Type: Grant
    Filed: May 21, 2004
    Date of Patent: October 14, 2008
    Assignee: Stick Tech Oy
    Inventors: Pekka Vallittu, Antti Yli-Urpo, Lippo Lassila, Timo Närhi, Tuomas Waltimo
  • Publication number: 20080065123
    Abstract: The invention relates to a multilayer material comprising at least two layers of web and at least one layer of particles, said particles being arranged between said at least two layers of web. According to the invention at least a part of said multilayer material is made of bioactive glass and said particles are sol-gel derived silica particles. The invention also relates to different uses of said multilayer material.
    Type: Application
    Filed: June 29, 2005
    Publication date: March 13, 2008
    Inventors: Antti Yli-Urpo, Heimo Ylanen, Joni Korventausta, Hanna Arstila, Timo Narhi, Mikko Hupa, Pekka Vallittu
  • Publication number: 20070054244
    Abstract: The invention relates to a prepreg comprising a base part, said base part comprising fibers and a matrix, said matrix being at least partially uncured. The prepreg is characterized in that it further comprises a surface part consisting essentially of bioactive filler material, said bioactive filler material being in particle form and at least partially and at most partially embedded in said base part. The invention also relates to a composite obtainable by curing said prepreg. The invention further relates to a mineralizing sheet for treatment of hypersensitive teeth and to the use of said prepreg and composite.
    Type: Application
    Filed: May 21, 2004
    Publication date: March 8, 2007
    Inventors: Pekka Vallittu, Antti Yli-Urpo, Lippo Lassila, Timo Narhi, Tuomas Waltimo
  • Publication number: 20040132603
    Abstract: The invention relates to a method for improving soft tissue attachment comprising the steps of coating a surface of a material, to which surface soft tissue is to be attached, with a coating rich in TiO2 and/or SiO2, and applying said coating wherein soft tissue attachment is desired. The invention further relates to an implant wherein a surface or surfaces of said implant intended to be attached to soft tissue are coated with a porous coating rich in TiO2 and/or SiO2. The invention also relates to the use of a porous surface coating rich in TiO2, SiO2, or TiO2 and SiO2, for the manufacture of an implant for soft tissue attachment to said coating.
    Type: Application
    Filed: October 27, 2003
    Publication date: July 8, 2004
    Inventors: Timo Narhi, Hannu Paldan, Antti Yli-Urpo, Timo Peltola, Mika Jokinen, Risto-Pekka Happonen
  • Publication number: 20040115240
    Abstract: The invention relates to a composite for attaching, growing and/or repairing of living tissue in mammals. The composite comprises a non-expandable matrix polymer and a water-expandable porosity agent. The invention also relates to the use of said composite.
    Type: Application
    Filed: February 9, 2004
    Publication date: June 17, 2004
    Inventors: Timo Narhi, Antti Yli-Urpo, Pekka Vallittu, Marju Vakiparta, Teemu Tirri, Mervi Puska, Lippo Lassila, Tapani Lastumaki, Allan Ho
  • Publication number: 20030167967
    Abstract: The invention relates to glass ionomer for enhancing mineralization of hard tissue of mammals. The glass ionomer comprises, a inert biocompatible ceramic and a bioactive ceramic. The invention also relates to a method for enhancing mineralization of hard tissue of mammals with the aid of said glass ionomer. The invention further relates to the use of said glass ionomer for the preparation of products intended for treatment of defects of soft and hard tissue as well as the use of said glass ionomer for the preparation of a variety of products wherein the ability to enhance mineralization is advantageous.
    Type: Application
    Filed: March 1, 2002
    Publication date: September 11, 2003
    Inventors: Timo Narhi, Antti Yli-Urpo, Helena Yli-Urpo, Joni Korventausta, Mika Jokinen