Patents by Inventor Richard Sehnal

Richard Sehnal 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).

  • AMINE CO-INITIATOR MIXTURE
    Publication number: 20240141078
    Abstract: The invention relates to a co-initiator comprising the aminobenzoate derivative according to Formula (I) and at least one ancillary amine, wherein the reactivity and solubility of said co-imitator in UV-curable resins is sufficiently high that the co-initiator can be used in UV radiation curing processes. Formula (I) wherein R1 and R2 independently represent methyl or ethyl groups; and j, k, l and m are independently 0 to 20.
    Type: Application
    Filed: October 16, 2020
    Publication date: May 2, 2024
    Inventors: David Jepson, Richard Plenderleith, Kelly SQUIRES, Andrew Towns, Petr SEHNAL
  • Circuit arrangement for the regulation of the transmission stages on an automatic gear changer
    Patent number: 4194418
    Abstract: There is disclosed an electronic circuit arrangement for the regulation of the transmission stages of an automatic gear changer employed, for example, in a vehicle. The circuit includes a monostable circuit comprising an input transistor and an output transistor, the circuit being released by a pick-up device which is responsive to the speed of the vehicle. The circuit is substantially independent of variations of ambient temperatures and is of simple design.
    Type: Grant
    Filed: August 21, 1978
    Date of Patent: March 25, 1980
    Assignee: Ustav pro vyzkum motorovych vozidel
    Inventors: Ctirad Pechacek, Richard Sehnal