A Fingerprint Sensor with Impedance Sensing for Fraud Detection. - Toshishige Shimamura; Hiroki Morimura; Nobuhiro Shimoyama; Tomomi Sakata; Satoshi Shigematsu; Katsuyuki Machida; Mamoru Nakanishi (ISSCC, 2008)

Nonlinear oscillation for a millimeter-sized electrostatic energy harvester. - Kazuyoshi Ono; Norio Sato; Tomomi Sakata; Yoshito Jin; Yasuhiro Sato; Hiroshi Koizumi (APCC, 2015)

Nonlinear Oscillation for a Millimeter-Sized Vibrational Energy Harvester with Ethylene Tetrafluoroethylene Electret. - Kazuyoshi Ono; Norio Sato; Alexander Yu; Yujiro Tanaka; Tomomi Sakata; Yoshito Jin; Yasuhiro Sato; Hiroshi Koizumi (IEICE Trans. Commun., 2016)