Inventor
NAGAOKA MASAMI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “NAGAOKA MASAMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
9 patentsUS6118985ASep 12, 2000
High frequency switch device, front end unit and transceiver
TOSHIBA KK83 citations95
US6075414AJun 13, 2000
High frequency amplifier having a variable attenuator connected to the base of an amplifier FET
TOSHIBA KK45 citations92
US6134424AOct 17, 2000
High-frequency power amplifier and mobile communication device using same
TOSHIBA KK50 citations91
US5757235AMay 26, 1998
Metal semiconductor field effect transistor of source-ground type
TOSHIBA KK7 citations73
US5638027AJun 10, 1997
Integrated circuit amplifier
TOSHIBA KK3 citations61
US5273937ADec 28, 1993
Metal semiconductor device and method for producing the same
TOSHIBA KK4 citations60
US12575163B2Mar 10, 2026
Semiconductor device including control electrode with three control parts
TOSHIBA KK0 citations50
US12453122B2Oct 21, 2025
Semiconductor device having semiconductor region at bottom of separation trench and connecting two semiconductor regions over which control electrode extends
TOSHIBA KK0 citations50
US9627208B2Apr 18, 2017
Semiconductor switch
TOSHIBA KK0 citations50