Inventor
YOKOGAWA NARUICHI
JP18 patents
⚠️ This page may combine multiple inventors who share the name “YOKOGAWA NARUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHARP KK
17 patentsUS6137101AOct 24, 2000
Light receiving amplifying device
SHARP KK20 citations92
US6038049AMar 14, 2000
Waveform-shaping circuit and a data-transmitting apparatus using such a circuit
SHARP KK47 citations92
US7359649B2Apr 15, 2008
Infrared transmitter circuit and electronic device
SHARP KK13 citations82
US6693466B2Feb 17, 2004
Comparator circuit and infrared signal receiving apparatus
SHARP KK9 citations74
US6677732B1Jan 13, 2004
Charge and/or discharge circuit, and carrier detector circuit using same
SHARP KK10 citations74
US6480311B1Nov 12, 2002
Peak-hold circuit and an infrared communication device provided with such a circuit
SHARP KK7 citations72
US7157684B2Jan 2, 2007
Receiving circuit for free-space optical communication
SHARP KK2 citations62
US7054389B2May 30, 2006
Carrier detection circuit and infrared ray remote control receiver
SHARP KK5 citations62
US6762596B2Jul 13, 2004
Constant voltage circuit and infrared remote control receiver using the same
SHARP KK6 citations62
US8050572B2Nov 1, 2011
Receiver and electronic device
SHARP KK3 citations60
US5272329ADec 21, 1993
Optical pickup device using a holographic optical element and an amplifier
SHARP KK5 citations60
US5321254AJun 14, 1994
Light-receiving and amplyfying device capable of widening an AC operation range
SHARP KK4 citations59
US6147533ANov 14, 2000
Data communication receiving elements
SHARP KK6 citations58
US6812546B2Nov 2, 2004
Current mirror circuit and optical signal circuit using same
SHARP KK0 citations52
US7061303B2Jun 13, 2006
Photoelectric leak current compensating circuit and optical signal circuit using same
SHARP KK0 citations49
US7460792B2Dec 2, 2008
Receiving circuit and electronic apparatus for optical communication
SHARP KK0 citations41
US7437084B2Oct 14, 2008
Infrared radiation receiving circuit, electronic device, and infrared radiation receiving method
SHARP KK0 citations39