A low power sample-and-hold amplifier. - Hitoshi Tani; Yoshihisa Fujimoto; Masahiko Maruyama; Hiroyuki Akada; Hiroaki Ogawa; Masayuki Miyamoto (ESSCIRC, 2003)

A low-power switched-capacitor variable gain amplifier. - Yoshihisa Fujimoto; Hitoshi Tani; Masahiko Maruyama; Hiroyuki Akada; Hiroaki Ogawa; Masayuki Miyamoto (IEEE J. Solid State Circuits, 2004)

A 24-bit multi-functional sensor analog front end employing low noise biasing technique with 8.2nV/√Hz input referred noise. - Masahiko Maruyama; Shigenari Taguchi; Masafumi Yamanoue; Kunihiko Iizuka (A-SSCC, 2015)

An Analog Front-End for a Multifunction Sensor Employing a Weak-Inversion Biasing Technique With 26 nVrms, 25 aCrms, and 19 fArms Input-Referred Noise. - Masahiko Maruyama; Shigenari Taguchi; Masafumi Yamanoue; Kunihiko Iizuka (IEEE J. Solid State Circuits, 2016)