Patents by Inventor Roger Bald

Roger Bald 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).

  • Electrical instrument having configurable input terminal block
    Patent number: 8908354
    Abstract: An electrical instrument includes an input terminal block that allows customers to configure input power as either single-phase, three-phase delta, or three-phase wye, using shorting bars to connect appropriate line and/or neutral terminals to each other without the need for an external adaptor or converter, and without modifying the internal circuitry or programming of the instrument.
    Type: Grant
    Filed: July 13, 2012
    Date of Patent: December 9, 2014
    Assignee: Associated Research Technologies, Inc.
    Inventors: Roger Bald, Ya Ho Hsieh, Chun-Pin Chiang
  • ELECTRICAL INSTRUMENT HAVING CONFIGURABLE INPUT TERMINAL BLOCK
    Publication number: 20140014411
    Abstract: An electrical instrument includes an input terminal block that allows customers to configure input power as either single-phase, three-phase delta, or three-phase wye, using shorting bars to connect appropriate line and/or neutral terminals to each other without the need for an external adaptor or converter, and without modifying the internal circuitry or programming of the instrument.
    Type: Application
    Filed: July 13, 2012
    Publication date: January 16, 2014
    Applicant: Associated Power Technologies, Inc.
    Inventors: ROGER BALD, Ya Ho Hsieh, Chun-Pin Chiang
  • ELECTRICAL TEST EQUIPMENT HAVING SWITCHABLE INTERMEDIATE-VOLTAGE LINE- LEAKAGE AND RUN TEST POWER SOURCE
    Publication number: 20120313655
    Abstract: An electrical test instrument includes a built-in, switchable intermediate-voltage power source that enables line-leakage and run testing to be carried-out under higher-than-normal DUT operating voltages.
    Type: Application
    Filed: June 10, 2011
    Publication date: December 13, 2012
    Applicant: ASSOCIATED RESEARCH, INC.
    Inventors: Roger BALD, Yaho Hsieh
  • Safety tester having a high-voltage switching relay protected by an in-line electronic circuit breaker
    Publication number: 20060227479
    Abstract: A multiple function safety compliance test instrument includes a high voltage output switching relay protected by a solid state in-line circuit breaker.
    Type: Application
    Filed: April 12, 2005
    Publication date: October 12, 2006
    Inventors: Roger Bald, Pin-Yi Chen