1
Louis B Rosenberg: Force feedback interface having isotonic and isometric functionality. Immersion Human Interface Corporation, James R Hickman & Martine Riegel, October 20, 1998: US05825308 (313 worldwide citation)

A force feedback interface having isotonic and isometric control capability coupled to a host computer that displays a graphical environment such as a GUI. The interface includes a user manipulatable physical object movable in physical space, such as a mouse or puck. A sensor detects the object's mo ...


2
Louis B Rosenberg, Sian W Tan: Method and apparatus for providing force feedback over a computer network. Immersion Corporation, James R Hickman & Martine Riegel, September 21, 1999: US05956484 (223 worldwide citation)

A method for providing force feedback over a network supporting TCP/IP protocols by: (a) sending from a client computer over a network supporting TCP/IP protocols, a connection request to a web server connected to the network that is hosting a desired URL; (b) receiving and processing an HTML file a ...