Patents by Inventor Robert Francis Joseph Loftus

Robert Francis Joseph Loftus 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).

  • Dual port single frequency antenna
    Patent number: 9595764
    Abstract: An antenna further comprising a first port, a second port, so constructed and arranged that the first port is 180-degrees out of phase with respect to the second port.
    Type: Grant
    Filed: July 4, 2016
    Date of Patent: March 14, 2017
    Inventor: Robert Francis Joseph Loftus
  • Dual Port Single Frequency Antenna
    Publication number: 20160372831
    Abstract: An antenna further comprising a first port, a second port, so constructed and arranged that the first port is 180-degrees out of phase with respect to the second port.
    Type: Application
    Filed: July 4, 2016
    Publication date: December 22, 2016
    Inventor: Robert Francis Joseph Loftus
  • Dual port single frequency antenna
    Patent number: 9413064
    Abstract: An antenna further comprising: a first port, a second port, where the first port is 180-degrees out of phase with respect to the second port.
    Type: Grant
    Filed: March 3, 2014
    Date of Patent: August 9, 2016
    Inventor: Robert Francis Joseph Loftus
  • Dual Port Single Frequency Antenna
    Publication number: 20140247190
    Abstract: An antenna further comprising: a first port, a second port, where the first port is 180-degrees out of phase with respect to the second port.
    Type: Application
    Filed: March 3, 2014
    Publication date: September 4, 2014
    Inventor: Robert Francis Joseph Loftus
  • Electromagnetic field pickup for musical instruments
    Patent number: 8420924
    Abstract: An electromagnetic field pickup (10) for a musical instrument including an electromagnetic signal generator (12), an electromagnetic field transducer (18), a mixer (28), the electromagnetic signal generator (12), the electromagnetic field transducer (18) and the mixer (28) are respectively connected in series, the electromagnetic signal generator (12) is also connected directly to the mixer (28), so constructed and arranged that when power is supplied to the electromagnetic field pickup (10) an audio electrical signal of substantially same pitch, intonation and sustain as a vibrating element (22) of the instrument is generated.
    Type: Grant
    Filed: January 30, 2012
    Date of Patent: April 16, 2013
    Inventor: Robert Francis Joseph Loftus
  • Electromagnetic Field Pickup for Musical Instruments
    Publication number: 20120125181
    Abstract: An electromagnetic field pickup (10) for a musical instrument including an electromagnetic signal generator (12), an electromagnetic field transducer (18), a mixer (28), the electromagnetic signal generator (12), the electromagnetic field transducer (18) and the mixer (28) are respectively connected in series, the electromagnetic signal generator (12) is also connected directly to the mixer (28), so constructed and arranged that when power is supplied to the electromagnetic field pickup (10) an audio electrical signal of substantially same pitch, intonation and sustain as a vibrating element (22) of the instrument is generated.
    Type: Application
    Filed: January 30, 2012
    Publication date: May 24, 2012
    Inventor: Robert Francis Joseph Loftus
  • Electromagnetic field pickup for musical instruments
    Patent number: 8129607
    Abstract: An electromagnetic field pickup (10) for a musical instrument including an electromagnetic signal generator (12), an electromagnetic field transducer (18), a mixer (28), the electromagnetic signal generator (12), the electromagnetic field transducer (18) and the mixer (28) are respectively connected in series, the electromagnetic signal generator (12) is also connected directly to the mixer (28), so constructed and arranged that when power is supplied to the electromagnetic field pickup (10) an audio electrical signal of substantially same pitch, intonation and sustain as a vibrating element (22) of the instrument is generated.
    Type: Grant
    Filed: March 3, 2009
    Date of Patent: March 6, 2012
    Inventor: Robert Francis Joseph Loftus
  • Electromagnetic Field Pickup for Musical Instruments
    Publication number: 20090223353
    Abstract: An electromagnetic field pickup (10) for a musical instrument including an electromagnetic signal generator (12), an electromagnetic field transducer (18), a mixer (28), the electromagnetic signal generator (12), the electromagnetic field transducer (18) and the mixer (28) are respectively connected in series, the electromagnetic signal generator (12) is also connected directly to the mixer (28), so constructed and arranged that when power is supplied to the electromagnetic field pickup (10) an audio electrical signal of substantially same pitch, intonation and sustain as a vibrating element (22) of the instrument is generated.
    Type: Application
    Filed: March 3, 2009
    Publication date: September 10, 2009
    Inventor: Robert Francis Joseph Loftus