Patents by Inventor Eric J. Roszman

Eric J. Roszman 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).

  • Method of damage prediction for electric park brake and adaptation thereof
    Patent number: 12351145
    Abstract: A method of determining the cumulative damage of a brake system, the method comprising: (a) estimating or measuring one or more brake forces based upon one or more parameters; (b) determining a cycle for each of the brake forces and associating each brake force with the determined cycle; and (c) determining a cumulative damage of the brake system based upon the determined cycles and the associated brake forces.
    Type: Grant
    Filed: February 9, 2022
    Date of Patent: July 8, 2025
    Assignee: AKEBONO BRAKE INDUSTRY CO., LTD.
    Inventors: George Douglas Ritter, Gang Lou, Eric J. Roszman
  • Dual testing machine that incorporates ultrasonic testing and compressibility testing
    Patent number: 11635358
    Abstract: A testing machine comprising: (a) a transmitter; (b) a receiver opposing the transmitter; and (c) a compressibility sensor in communication with the transmitter, the receiver, or both, wherein the testing machine transmits a signal between the transmitter and the receiver to perform ultrasonic testing and further performs compressibility testing of one or more objects positioned between the transmitter and the receiver.
    Type: Grant
    Filed: June 3, 2021
    Date of Patent: April 25, 2023
    Assignee: AKEBONO BRAKE INDUSTRY CO., LTD.
    Inventor: Eric J. Roszman
  • METHOD OF DAMAGE PREDICTION FOR ELECTRIC PARK BRAKE AND ADAPTATION THEREOF
    Publication number: 20220289164
    Abstract: A method of determining the cumulative damage of a brake system, the method comprising: (a) estimating or measuring one or more brake forces based upon one or more parameters; (b) determining a cycle for each of the brake forces and associating each brake force with the determined cycle; and (c) determining a cumulative damage of the brake system based upon the determined cycles and the associated brake forces.
    Type: Application
    Filed: February 9, 2022
    Publication date: September 15, 2022
    Inventors: George Douglas Ritter, Gang Lou, Eric J. Roszman
  • DUAL TESTING MACHINE THAT INCORPORATES ULTRASONIC TESTING AND COMPRESSIBILITY TESTING
    Publication number: 20210293675
    Abstract: A testing machine comprising: (a) a transmitter; (b) a receiver opposing the transmitter; and (c) a compressibility sensor in communication with the transmitter, the receiver, or both, wherein the testing machine transmits a signal between the transmitter and the receiver to perform ultrasonic testing and further performs compressibility testing of one or more objects positioned between the transmitter and the receiver.
    Type: Application
    Filed: June 3, 2021
    Publication date: September 23, 2021
    Inventor: Eric J. Roszman
  • Dual testing machine that incorporates ultrasonic testing and compressibility testing
    Patent number: 11054350
    Abstract: A testing machine comprising: (a) a transmitter; (b) a receiver opposing the transmitter; and (c) a compressibility sensor in communication with the transmitter, the receiver, or both, wherein the testing machine transmits a signal between the transmitter and the receiver to perform ultrasonic testing and further performs compressibility testing of one or more objects positioned between the transmitter and the receiver.
    Type: Grant
    Filed: February 1, 2019
    Date of Patent: July 6, 2021
    Assignee: AKEBONO BRAKE INDUSTRY CO., LTD.
    Inventor: Eric J. Roszman
  • DUAL TESTING MACHINE THAT INCORPORATES ULTRASONIC TESTING AND COMPRESSIBILITY TESTING
    Publication number: 20200249136
    Abstract: A testing machine comprising: (a) a transmitter; (b) a receiver opposing the transmitter; and (c) a compressibility sensor in communication with the transmitter, the receiver, or both, wherein the testing machine transmits a signal between the transmitter and the receiver to perform ultrasonic testing and further performs compressibility testing of one or more objects positioned between the transmitter and the receiver.
    Type: Application
    Filed: February 1, 2019
    Publication date: August 6, 2020
    Inventor: Eric J. Roszman
  • METHOD AND DEVICE OF INLINE TESTING FRICTION MATERIALS AND CLOSED LOOP CONTROL THEREOF
    Publication number: 20190275620
    Abstract: A method comprising the steps of: (a) forming one or more friction materials of a brake pad; and (b) inspecting each of the one or more friction materials with one or more ultrasonic testers while each of the one or more friction materials are within a manufacturing line to determine if each of the one or more friction materials meet one or more desired material properties.
    Type: Application
    Filed: March 6, 2019
    Publication date: September 12, 2019
    Inventors: Robert A. Peters, Vuong Pham, Eric J. Roszman, Scott Severnak, Keqin Xu
  • Piston with improved displacement properties
    Patent number: 8348030
    Abstract: A brake pad actuating device comprising: a piston including: a first pocket; an opposing second pocket; and an internal wall located in the piston separating the first pocket and the second pocket, wherein the volume of the first pocket to the volume of the second pocket form a ratio of less than about 20:1; and wherein the piston is adapted to be used as a brake piston.
    Type: Grant
    Filed: June 21, 2010
    Date of Patent: January 8, 2013
    Assignee: Akebono Brake Corporation
    Inventors: Amar Alamin, Eric J. Roszman