1
Louis B Rosenberg, Adam C Braun, Mike D Levin: Method and apparatus for controlling force feedback interface systems utilizing a host computer. Immersion Human Interface Corporation, Hickman Beyer & Weaver, March 31, 1998: US05734373 (484 worldwide citation)

A method and apparatus for controlling and providing force feedback using an interface device manipulated by a user. A microprocessor is provided local to the interface device and reads sensor data from sensors that describes the position and/or other information about a user object moved by the use ...


2
Louis B Rosenberg, Christopher J Hasser, Bruce M Schena, Mike D Levin: Haptic accelerator for force feedback computer peripherals. Immersion Corporation, James R Riegel, December 7, 1999: US05999168 (228 worldwide citation)

A force feedback interface including a haptic accelerator that relieves the computational burden associated with force feedback generation from a force feedback processor. The force feedback processor is preferably a device microprocessor included in the interface device and separate from a controll ...


3
Kenneth M Martin, Mike D Levin, Louis B Rosenberg: Mechanical interface having multiple grounded actuators. Immersion Human Interface Corporation, James R Riegel, October 27, 1998: US05828197 (221 worldwide citation)

An apparatus and method for interfacing the motion of a user-manipulable object with a computer system includes a user object physically contacted or grasped by a user. A 3-D spatial mechanism is coupled to the user object, such as a stylus or a medical instrument, and provides three degrees of free ...


4
JoeBen Bevirt, David F Moore, John Q Norwood, Louis B Rosenberg, Mike D Levin: Hemispherical, high bandwidth mechanical interface for computer systems. Immersion Corporation, James R Riegel, February 15, 2000: US06024576 (112 worldwide citation)

A mechanical interface for providing high bandwidth and low noise mechanical input and output for computer systems. A gimbal mechanism includes multiple members that are pivotably coupled to each other to provide two revolute degrees of freedom to a user manipulatable about a pivot point located rem ...


5
Louis B Rosenberg, Christopher J Hasser, Bruce M Schena, Mike D Levin: Force feedback system including multiple force processors. Immersion Corporation, James R Riegel, January 29, 2002: US06342880 (96 worldwide citation)

A force feedback interface including a haptic accelerator that relieves the computational burden associated with force feedback generation from a force feedback processor. The force feedback processor is preferably a device microprocessor included in the interface device and separate from a controll ...


6
JoeBen Bevirt, David F Moore, John Q Norwood, Louis B Rosenberg, Mike D Levin: Method and apparatus for providing an interface mechanism for a computer simulation. Immersion Corporation, Thelen Reid Brown Raysman & Steiner, David B Ritchie, July 31, 2007: US07249951 (86 worldwide citation)

A mechanical interface for providing high bandwidth and low noise mechanical input and output for computer systems. A gimbal mechanism includes multiple members that are pivotably coupled to each other to provide two revolute degrees of freedom to a user manipulatable about a pivot point located rem ...


7
JoeBen Bevirt, David F Moore, John Q Norwood, Louis B Rosenberg, Mike D Levin: Method and apparatus for providing an interface mechanism for a computer simulation. Immersion Corporation, March 16, 2004: US06705871 (43 worldwide citation)

A mechanical interface for providing high bandwidth and low noise mechanical input and output for computer systems. A gimbal mechanism includes multiple members that are pivotably coupled to each other to provide two revolute degrees of freedom to a user manipulatable about a pivot point located rem ...


8
Louis B Rosenberg, Adam C Braun, Mike D Levin: Tactile feedback device providing tactile sensations from host commands. Immersion Corporation, Kilpatrick Stockton, June 17, 2003: US06580417 (40 worldwide citation)

A method and apparatus for controlling and providing force feedback using an interface device manipulated by a user. A microprocessor is provided local to the interface device and reads sensor data from sensors that describes the position and/or other information about a user object moved by the use ...


9
Louis B Rosenberg, Adam C Braun, Mike D Levin: Method and apparatus for controlling force feedback interface systems utilizing a host computer. Immersion Corporation, James R Riegel, April 17, 2001: US06219033 (38 worldwide citation)

A method and apparatus for controlling and providing force feedback using an interface device manipulated by a user. A microprocessor is provided local to the interface device and reads sensor data from sensors that describes the position and/or other information about a user object moved by the use ...


10
Kenneth M Martin, Mike D Levin, Louis B Rosenberg: Method and apparatus for providing force feedback using multiple grounded actuators. Immersion Corporation, September 20, 2005: US06946812 (32 worldwide citation)

An apparatus and method for interfacing the motion of a user-manipulable object with a computer system includes a user object physically contacted or grasped by a user. A 3-D spatial mechanism is coupled to the user object, such as a stylus or a medical instrument, and provides three degrees of free ...