Inventor
SHOJI NORIO
JP26 patents
⚠️ This page may combine multiple inventors who share the name “SHOJI NORIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
23 patentsUS6693863B2Feb 17, 2004
Asymmetry correcting circuit and information reproducing apparatus using the same
SONY CORP35 citations92
US5898328AApr 27, 1999
PLL circuit having a switched charge pump for charging a loop filter up or down and signal processing apparatus using the same
SONY CORP45 citations92
US5864249AJan 26, 1999
PLL circuit and recording or reproducing apparatus utilizing the same
SONY CORP20 citations92
US6597650B2Jul 22, 2003
Nonlinearity compensation circuit and method, control circuit and method for nonlinearity compenstation circuit and recording and/or playback apparatus employing the same
SONY CORP28 citations91
US5691663ANov 25, 1997
Single-ended supply preamplifier with high power supply rejection ratio
SONY CORP21 citations90
US7259615B2Aug 21, 2007
Bias voltage supply circuit and radio-frequency amplification circuit
SONY CORP14 citations83
US6075394AJun 13, 2000
PLL circuit and recording or reproducing apparatus utilizing the same
SONY CORP6 citations74
US4843303AJun 27, 1989
Voltage regulator circuit
SONY CORP7 citations74
US4714841ADec 22, 1987
Double-sided logic input differential switch
SONY CORP13 citations74
US6496076B1Dec 17, 2002
PLL circuit and recorded data reproduction apparatus
SONY CORP7 citations72
US5525987AJun 11, 1996
Analog to digital converter circuit
SONY CORP10 citations72
US4739304AApr 19, 1988
Digital-to-analog converting system
SONY CORP18 citations72
US6804074B2Oct 12, 2004
PLL circuit and recording and playback apparatus using same
SONY CORP8 citations71
US6154333ANov 28, 2000
Amplification circuit
SONY CORP8 citations71
US4928074AMay 22, 1990
Automatic gain control circuit
SONY CORP7 citations71
US10587227B2Mar 10, 2020
Amplifier and electronic circuit
SONY CORP2 citations70
US5742199AApr 21, 1998
Filter circuit and electronic apparatus
SONY CORP12 citations70
US5500774AMar 19, 1996
Current setting circuit to provide a write current to a recording apparatus
SONY CORP5 citations62
US5760635AJun 2, 1998
Apparatus for switching channels within a multi-channel read/write preamplifier circuit
SONY CORP6 citations60
US6683740B1Jan 27, 2004
Architecture for a hard disk drive write amplifier circuit with damping control
SONY CORP3 citations58
US6400184B1Jun 4, 2002
Transistor output circuit
SONY CORP2 citations58
US6762894B2Jul 13, 2004
Head apparatus, hard disk apparatus and recording and playback apparatus
SONY CORP0 citations50
US6614304B2Sep 2, 2003
Variable gain circuit having external controls and a low supply voltage
SONY CORP1 citations44
NITTO DENKO CORP
2 patentsUS5940952AAug 24, 1999
Method for applying corrosion-protective coating to joint between corrosion-protectively coated steel pipes
NITTO DENKO CORP7 citations69
US5926936AJul 27, 1999
Method for applying corrosion-protective coating to joint between corrosion-protectively coated steel pipes
NITTO DENKO CORP10 citations69