Inventor
TSURUMI HIROYUKI
JP20 patents
⚠️ This page may combine multiple inventors who share the name “TSURUMI HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
15 patentsUS7242250B2Jul 10, 2007
Power amplifier
TOSHIBA KK36 citations92
US6107886AAug 22, 2000
High-efficiency power amplifier
TOSHIBA KK52 citations92
US7557660B2Jul 7, 2009
Power amplification device
TOSHIBA KK8 citations83
US7420413B2Sep 2, 2008
Amplifier circuit of BTL system
TOSHIBA KK10 citations83
US9602070B2Mar 21, 2017
Power amplifying device
TOSHIBA KK2 citations72
US9036312B2May 19, 2015
Semiconductor device
TOSHIBA KK5 citations68
US11437958B2Sep 6, 2022
Power amplifying device and audio system
TOSHIBA KK0 citations62
US7375589B2May 20, 2008
Power amplifier system provided with improved protection function
TOSHIBA KK3 citations58
US11171617B2Nov 9, 2021
Power amplifying device and audio equipment
TOSHIBA KK0 citations52
US9692371B2Jun 27, 2017
Current feedback output circuit
TOSHIBA KK0 citations52
US9083295B2Jul 14, 2015
Current feedback output circuit
TOSHIBA KK1 citations52
US6388496B1May 14, 2002
Semiconductor output circuit
TOSHIBA KK1 citations51
US9735762B2Aug 15, 2017
Amplifier
TOSHIBA KK0 citations48
US7696827B2Apr 13, 2010
Power amplifier system provided with improved protection function
TOSHIBA KK1 citations48
US8050423B2Nov 1, 2011
Integrated circuit device and audio system
TOSHIBA KK0 citations41