Inventor
FUJIWARA TAKANOBU
JP6 patents
Patents
6 patentsUS10425062B2Sep 24, 2019
Polyphase filter and filter circuit
MITSUBISHI ELECTRIC CORP4 citations71
US11088685B2Aug 10, 2021
High-frequency switch
MITSUBISHI ELECTRIC CORP2 citations70
US10581395B2Mar 3, 2020
Variable gain amplifier
MITSUBISHI ELECTRIC CORP1 citations56
US10530338B2Jan 7, 2020
Phase shift precision calibration circuitry, vector sum phase shifter, and wireless communication device
MITSUBISHI ELECTRIC CORP0 citations50
US11929539B2Mar 12, 2024
Directional coupler and semiconductor chip
MITSUBISHI ELECTRIC CORP0 citations49
US11463047B2Oct 4, 2022
Mixer
MITSUBISHI ELECTRIC CORP0 citations48