P

Inventor

ARISAWA SHIGERU

JP54 patents
⚠️ This page may combine multiple inventors who share the name “ARISAWA SHIGERU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

40 patents
US7209706B2Apr 24, 2007

Communication apparatus and communication method

SONY CORP65 citations98
US5469512ANov 21, 1995

Pattern recognition device

SONY CORP95 citations96
US6586988B2Jul 1, 2003

Demodulating circuits for contactless integrated circuit cards and systems

SONY CORP13 citations93
US6567394B1May 20, 2003

Non-contact IC card and system for performing data communication

SONY CORP23 citations93
US6198361B1Mar 6, 2001

Contactless IC card system

SONY CORP25 citations93
US7240846B2Jul 10, 2007

IC chip and information processing terminal

SONY CORP19 citations92
US6126077AOct 3, 2000

Data processing apparatus and method and data transmitting/receiving apparatus and method

SONY CORP39 citations92
US9476736B2Oct 25, 2016

Electric power receiving apparatus, method of controlling the same, and electric power feeding system including the same

SONY CORP12 citations84
US7554383B2Jun 30, 2009

Chip for non-contact reader/writer having power-supply management function

SONY CORP15 citations84
US7311246B2Dec 25, 2007

Method and system for transmitting electronic value information

SONY CORP13 citations84
US6560082B1May 6, 2003

Power source unit and card-like memory medium

SONY CORP16 citations84
US8826458B2Sep 2, 2014

Information processing apparatus, information processing method, and program

SONY CORP6 citations83
US7609109B2Oct 27, 2009

Contactless IC card system

SONY CORP7 citations74
US7283013B2Oct 16, 2007

Contactless IC card system

SONY CORP5 citations74
US7048196B2May 23, 2006

Data communication device

SONY CORP8 citations74
US6886752B2May 3, 2005

Portable electronic apparatus, IC card and reader/writer

SONY CORP10 citations74
US6784730B2Aug 31, 2004

Contactless IC card system

SONY CORP3 citations74
US6193164B1Feb 27, 2001

IC card and IC card system

SONY CORP10 citations74
US10812147B2Oct 20, 2020

Communication system, communication apparatus and communication method

SONY CORP2 citations73
US10355750B2Jul 16, 2019

Communication system, communication apparatus and communication method

SONY CORP1 citations73
US9709690B2Jul 18, 2017

Power receiving device, electric circuit, and power supply device

SONY CORP2 citations73
US9157337B2Oct 13, 2015

Power receiving device, control method of power receiving device, and power feeding system

SONY CORP4 citations73
US7802018B2Sep 21, 2010

Service providing method and integrated circuit

SONY CORP6 citations73
US7519655B2Apr 14, 2009

Service providing method and integrated circuit

SONY CORP6 citations73
US11043331B2Jun 22, 2021

Power receiving device and power feeding system

SONY CORP2 citations72
US9628936B2Apr 18, 2017

Circuit device and a communication apparatus

SONY CORP2 citations72
US11101702B2Aug 24, 2021

Power receiving device, electric circuit, and power supply device

SONY CORP0 citations63
US7821322B2Oct 26, 2010

Chip for non-contact reader/writer having power-supply management function

SONY CORP3 citations63
US7248114B2Jul 24, 2007

Contactless IC card system

SONY CORP2 citations63
US7016432B2Mar 21, 2006

Contactless IC card system

SONY CORP2 citations63
US6626363B2Sep 30, 2003

Antenna device and card-shaped storage medium

SONY CORP3 citations63
US6950074B2Sep 27, 2005

Noncontact type IC card

SONY CORP6 citations62
US10438741B2Oct 8, 2019

Power receiving device and power feeding system

SONY CORP1 citations61
US7913307B2Mar 22, 2011

Semiconductor integrated circuit and information processing apparatus

SONY CORP4 citations61
US10608704B2Mar 31, 2020

Communication system, communication apparatus and communication method

SONY CORP0 citations52
US10381882B2Aug 13, 2019

Power receiving device, electric circuit, and power supply device

SONY CORP0 citations52
USRE47480EJul 2, 2019

IC chip and information processing terminal

SONY CORP0 citations52
US9900059B2Feb 20, 2018

Communication system, communication apparatus and communication method

SONY CORP0 citations52
US9620966B2Apr 11, 2017

Power receiving device, control method of power receiving device, and power feeding system

SONY CORP0 citations52
US9094058B2Jul 28, 2015

Communication system, communication apparatus and communication method

SONY CORP0 citations52

ARISAWA SHIGERU

2 patents

FUJII KUNIHIDE

2 patents

ABE SHINICHIRO

2 patents

YAMAGATA AKIHIKO

2 patents

SONY ERICSSON MOBILE COMM JP

1 patent

SONY GROUP CORP

1 patent

Showing the top 50 of 54 patents by PatentIndex Score.