Patents Assigned to Sonin, Inc.
  • Multiple blade handsaw
    Patent number: 5023996
    Abstract: A combination handsaw providing one of a plurality of blades. A pair of blade housings are pivoted together at one end, supporting first and second blades of different types for cutting. The blade housings receive each of the blades in a retracted, non-cutting position, and permit deployment of the blades out one end of each respective housing for cutting operations. A utility knife is contained in one end of the housings, permitting yet another cutting blade or a single device.
    Type: Grant
    Filed: March 9, 1990
    Date of Patent: June 18, 1991
    Assignee: Sonin, Inc.
    Inventors: Robert Pape, William Rose, Frank Burgel, Chip Adams
  • Apparatus for measuring distances
    Patent number: 4910717
    Abstract: Apparatus for measuring distances comprising circuit for sending an acoustic signal to a distant location, the distance of which is to be measured, circuit for receiving back reflected acoustic energy, and electronic circuit means for eliminating spurious echoes by providing a threshold signal level above the signal level of said spurious echoes, and a timing circuit to time the interval between the transmission of the acoustic signal and receipt of the acoustic signal.
    Type: Grant
    Filed: August 2, 1988
    Date of Patent: March 20, 1990
    Assignee: Sonin, Inc.
    Inventor: Christopher J. F. Terry
  • Display stand for advertising distance measuring devices
    Patent number: 4821889
    Abstract: A display stand for demonstrating a distance measuring device. A planar surface having a front side supports the distance measuring device between two integral flanges. The flanges terminate at opposite ends of the planar surface. A supporting leg supports the stand in a sufficiently vertical position to permit viewing of the planar surface and the distance measuring device. A measuring indicia disposed on the front side displays the distance between said flanges when a customer initiates a measurement on the display device.
    Type: Grant
    Filed: April 26, 1988
    Date of Patent: April 18, 1989
    Assignee: Sonin, Inc.
    Inventor: Herbert Cohen
  • Electronic distance measuring instrument
    Patent number: D313360
    Type: Grant
    Filed: July 26, 1988
    Date of Patent: January 1, 1991
    Assignee: Sonin, Inc.
    Inventor: David W. Robinson
  • Electronic distance measuring instrument
    Patent number: D313361
    Type: Grant
    Filed: July 26, 1988
    Date of Patent: January 1, 1991
    Assignee: Sonin, Inc.
    Inventor: David W. Robinson
  • Combined measuring tape and calculator
    Patent number: D318020
    Type: Grant
    Filed: June 8, 1989
    Date of Patent: July 9, 1991
    Assignee: Sonin, Inc.
    Inventor: Alfred S. Schwartz
  • Combination calculator and tape rule
    Patent number: D335091
    Type: Grant
    Filed: March 9, 1990
    Date of Patent: April 27, 1993
    Assignee: Sonin, Inc.
    Inventor: Alfred S. Schwartz