Inventor

KATSUNAGA HIROSHI

JP6 patents

⚠️ This page may combine multiple inventors who share the name “KATSUNAGA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYOTA JIDOSHOKKI KK

3 patents

US7443240B2Oct 28, 2008

AM intermediate frequency variable gain amplifier circuit, variable gain amplifier circuit and its semiconductor integrated circuit

TOYOTA JIDOSHOKKI KK7 citations72

US9634636B2Apr 25, 2017

Non-contact power transmission device

TOYOTA JIDOSHOKKI KK0 citations37

US9577465B2Feb 21, 2017

Contactless power transmission device

TOYOTA JIDOSHOKKI KK0 citations37

KATSUNAGA HIROSHI

2 patents

US8125183B2Feb 28, 2012

Charging system and vehicle and charge controller for the charging system

KATSUNAGA HIROSHI36 citations87

US9287719B2Mar 15, 2016

Power supply side equipment and resonance-type non-contact power supply system

KATSUNAGA HIROSHI13 citations82

NIIGATA SEIMITSU CO LTD

1 patent

US7269399B2Sep 11, 2007

Receiver of double conversion system with antenna tuning with variable capacitance using digital-to-analog converter having temperature coefficient setting section

NIIGATA SEIMITSU CO LTD2 citations61