My paper : Shruti Oza, N. M. Devashrayee, Folding & Interpolating ADC Using Low Power Folding Amplifier, International Journal of Electronics & Communication Technology, Vol. 1, Issue 1, Dec 2010, pp. 49-54 was cited in US Patent : Patent No : US 8,547,269 B2 : Robust Encoder For Folding Analog to Digital Converter.