SI

Sadayoshi Ijichi

AC Alps Electric Co.: 5 patents #368 of 2,177Top 20%
📍 Soma, JP: #145 of 570 inventorsTop 30%
Overall (All Time): #1,063,621 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4725920 Holding structure of substrates Tetsuro Umemoto 1988-02-16
4590612 Electronic tuner having selectable band sections appropriately biased to mixer/amplifier 1986-05-20
4527280 Frequency synthesizing type electronic tuner Masaki Yamamoto 1985-07-02
4379269 RF Amplifier having automatic gate bias switching in response to band selection 1983-04-05
4291290 UHF-VHF tuner having damping means to reduce interference in UHF band Eiji Nishizawa 1981-09-22