Patents by Inventor Daniel Marvosh

Daniel Marvosh 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).

  • Two speed clock for daylight saving
    Patent number: 4953149
    Abstract: A two-speed battery powered quartz daylight saving clock operating for a first six months' period beginning on the shortest day of the year at two and one-half seconds per hour fast (fast time) and then being adjustable to operate for a second six months' period beginning on the longest day of the year at two and one-half seconds per hour slow (slow time) to complete each annual cycle.
    Type: Grant
    Filed: August 9, 1989
    Date of Patent: August 28, 1990
    Inventor: Daniel Marvosh
  • Double clock for daylight saving
    Patent number: 4763311
    Abstract: The application discloses two time clocks interconnected by a transmission, one clock is driven by a 60 cycle synchronous motor for standard time which drives the second clock at fast time for six months then slow time for six months.
    Type: Grant
    Filed: November 2, 1987
    Date of Patent: August 9, 1988
    Inventor: Daniel Marvosh