Patents by Inventor Alan Kirsch

Alan Kirsch 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).

  • Document editing and feedback
    Patent number: 10628631
    Abstract: Techniques and systems for collaborative document editing and generating feedback on draft documents are described. A draft document is shared with multiple readers in a file format that is the same or similar to the file format in which the document will be published. The readers provide comments on the draft document. The comments can be stored in the same file as the document. Feedback may be solicited from a reader based on reading activity while interacting with the document.
    Type: Grant
    Filed: October 31, 2017
    Date of Patent: April 21, 2020
    Assignee: Amazon Technologies, Inc.
    Inventors: Jonathan Allen Smuda, Jenna Christine Leonardo, Sandra Keo, Preston Anthony Lord, Rajasekaran Nagarajan, Jeffrey Alan Kirsch
  • Thermal tooth pulp tester
    Patent number: 4993946
    Abstract: A thermal tooth tester includes a handpiece which carries circulating water from a heated reservoir through an applicator tip located at the end of the handpiece. The reservoir includes a circulation pump and a temperature control with sensing means to accurately control the temperature of the circulating fluid and, hence, the temperature of the applicator tip. The handpiece further includes a replaceable disposable tip sheath to provide a clean antiseptic surface for each use.
    Type: Grant
    Filed: December 21, 1989
    Date of Patent: February 19, 1991
    Inventor: Alan Kirsch
  • Intraoral radiographic film packet
    Patent number: 4791657
    Abstract: A dental radiographic film packet includes soft corners for greater patient comfort. Corner areas contain additional air space to permit additional flexing of the film chip in these areas. Furthermore, other internal structures, such as cardboard elements, have been removed to increase flexibility in these areas. The outer surface of the film packet is seamless at the corners to eliminate any sharp edges.
    Type: Grant
    Filed: November 6, 1987
    Date of Patent: December 13, 1988
    Inventors: Alan Kirsch, Shirley Feinstein