Burns, Doane, Swecker & Mathis, LLP
Apparatus using a thermistor with a positive temperature coefficient
 A PTC (positive temperature coefficient) thermistor heating apparatus includes two or more heating blocks, each heating block including a PTC thermistor and radiating elements disposed in contact with at least two surfaces of the PTC thermistor; an elastic element disposed between the heating blocks; and insulating elements for holding portions of the radiating elements at the ends of the heating blocks; wherein the heating blocks are biased from each other by an elastic force of the elastic element. 
Murata Manufacturing Co., Ltd.
H H F H F
H05B H01C F24H H05B F24H
inventional inventional inventional additional inventional
Osamu Tomoaki Akira Tomomi Shinji
Watanabe Tadokoro Mizoi Okada Omura