P

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 patents
US6693863B2Feb 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 patents

SONY SEMICONDUCTOR SOLUTIONS CORP

1 patent