Patents by Inventor Martin Kuehne

Martin Kuehne 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).

  • Belt drive arrangement for a drive train of a helicopter
    Patent number: 11407503
    Abstract: The invention relates to a belt drive assembly for a drive train of a helicopter, comprising a drive shaft that can be functionally connected to a crankshaft of a drive machine of the helicopter, wherein the drive shaft is functionally connected to a belt disk via a torsional vibration damper, wherein the belt disk can rotate via a bearing mechanism on a bearing shaft connected to the drive shaft for conjoint rotation therewith, wherein the belt disk can receive a belt that is functionally connected to a rotor system of the helicopter.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: August 9, 2022
    Assignee: ZF Friedrichshafen AG
    Inventors: Jörg Litzba, I, Martin Kühne
  • BELT DRIVE ARRANGEMENT FOR A DRIVE TRAINS OF A HELICOPTER
    Publication number: 20200070964
    Abstract: The invention relates to a belt drive assembly for a drive train of a helicopter, comprising a drive shaft that can be functionally connected to a crankshaft of a drive machine of the helicopter, wherein the drive shaft is functionally connected to a belt disk via a torsional vibration damper, wherein the belt disk can rotate via a bearing mechanism on a bearing shaft connected to the drive shaft for conjoint rotation therewith, wherein the belt disk can receive a belt that is functionally connected to a rotor system of the helicopter.
    Type: Application
    Filed: August 23, 2019
    Publication date: March 5, 2020
    Applicant: ZF Friedrichshafen Ag
    Inventors: Jörg LITZBA, I, Martin KÜHNE
  • Novel alkaloids
    Patent number: 5095109
    Abstract: Cycloalkyl and aromatic vinblastine and vincristine derivatives useful as anti-tumor agents.
    Type: Grant
    Filed: March 23, 1990
    Date of Patent: March 10, 1992
    Assignees: University of Vermont, State Agricultural College
    Inventor: Martin Kuehne
  • Novel alkaloids
    Patent number: 4935509
    Abstract: Cycloalkyl and aromatic vinblastine and vincristine derivatives useful as anti-tumor agents.
    Type: Grant
    Filed: June 8, 1989
    Date of Patent: June 19, 1990
    Assignees: University of Vermont, State Agricultural College
    Inventor: Martin Kuehne
  • Synthesis of vinblastine and vincristine type compounds
    Patent number: 4897477
    Abstract: A new process for the stereospecific synthesis of alkaloids of the vinblastine and vincristine type including the synthesis of vinblastine and vincristine as well novel alkaloids which are active as anti-tumor agents.
    Type: Grant
    Filed: January 26, 1988
    Date of Patent: January 30, 1990
    Assignee: University of Vermont & State Agricultural College
    Inventor: Martin Kuehne
  • Synthesis of vinblastine and vincristine type compounds
    Patent number: 4841045
    Abstract: A new process for the stereospecific synthesis of alkaloids of the vinblastine and vincristine type including the synthesis of vinblastine and vincristine as well novel alkaloids which are active as anti-tumor agents.
    Type: Grant
    Filed: May 18, 1987
    Date of Patent: June 20, 1989
    Assignee: University of Vermont & State Agricultural College
    Inventor: Martin Kuehne