Patents by Inventor Yechiel Lisner

Yechiel Lisner 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).

  • Viscoelastic spring syringe
    Patent number: 11013856
    Abstract: A syringe includes a plunger and a spring embedded in a viscoelastic material. Expansion of the spring and the viscoelastic material applies a force on the plunger to move the plunger distally in the syringe.
    Type: Grant
    Filed: January 11, 2017
    Date of Patent: May 25, 2021
    Inventors: Amnon Weichselbaum, Yechiel Lisner
  • Split balloon catheter for Intra Uterine Insemination (IUI) and Slow Release Insemination (SRI)
    Patent number: 10292733
    Abstract: An assembly includes a catheter that has an insemination lumen for injecting sperm into a uterus. The insemination lumen includes two branches (sub-lumens), one directed toward a left ostium and the other directed to a right ostium of fallopian tubes.
    Type: Grant
    Filed: December 7, 2015
    Date of Patent: May 21, 2019
    Inventors: Amnon Weichselbaum, Yechiel Lisner
  • VISCOELASTIC SPRING SYRINGE
    Publication number: 20190022307
    Abstract: A syringe includes a plunger and a spring embedded in a viscoelastic material. Expansion of the spring and the viscoelastic material applies a force on the plunger to move the plunger distally in the syringe.
    Type: Application
    Filed: January 11, 2017
    Publication date: January 24, 2019
    Inventors: Amnon Weichselbaum, Yechiel Lisner
  • SPLIT BALLOON CATHETER FOR INTRA UTERINE INSEMINATION (IUI) AND SLOW RELEASE INSEMINATION (SRI)
    Publication number: 20170360478
    Abstract: An assembly includes a catheter that has an insemination lumen for injecting sperm into a uterus. The insemination lumen includes two branches (sub-lumens), one directed toward a left ostium and the other directed to a right ostium of fallopian tubes.
    Type: Application
    Filed: December 7, 2015
    Publication date: December 21, 2017
    Inventors: Amnon Weichselbaum, Yechiel Lisner