Eric W Brown, Charles M Kienholz, Steven J Busak, Wayne Hayob, Ferrell D Papic: Cartridge fed programmable ambulatory infusion pumps powered by DC electric motors. I Flow Corporation, Robert M Asher, July 21, 1992: US05131816 (130 worldwide citation)

A cartridge fed infusion pump containing a plurality of linear peristaltic pumps. Each pump is powered by a direct current motor. The motor has a shaft which rotates to perform a pump cycle. A position encoder mounted on the shaft is used to determine when the shaft has reached the stop position in ...

Perry W Thomas, Rex O Bare, Earl F Robinson, Wayne Hayob: Tire pressure warning system. Jack Taylor, Knobbe Martens Olson & Bear, March 29, 1988: US04734674 (75 worldwide citation)

A tire pressure warning system, including a valve stem-mounted tire pressure detector, including means for sensing the tire pressure and means for transmitting an encoded signal when the tire pressure drops below a predetermined level, and a receiver that can receive and recognize the encoded signal ...