P

Inventor

FUKUDA KUNIO

JP98 patents
⚠️ This page may combine multiple inventors who share the name “FUKUDA KUNIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

27 patents
US6930987B1Aug 16, 2005

Communication device communication method, and communication terminal device

SONY CORP174 citations99
US5995844ANov 30, 1999

Wireless telephone system

SONY CORP90 citations98
US7796016B2Sep 14, 2010

Radio communication system, radio communication device, and radio communication method

SONY CORP31 citations93
US7769867B2Aug 3, 2010

Mountable memory card and method for communicating, controlling, accessing and/or using the same

SONY CORP34 citations93
US7412250B2Aug 12, 2008

Radio communication system

SONY CORP23 citations93
US7170878B2Jan 30, 2007

Communication device and communication method

SONY CORP30 citations93
US6956813B2Oct 18, 2005

Radio communication system, radio base-station apparatus, mobile radio-station apparatus, radio zone assignment method, and radio communication method

SONY CORP50 citations93
US6169905B1Jan 2, 2001

Digital cordless telephone apparatus

SONY CORP30 citations93
US6115612ASep 5, 2000

Wireless telephone system having a free period allocated to switching between two frequencies

SONY CORP30 citations93
US5737325AApr 7, 1998

Connection method of digital cordless telephone apparatus

SONY CORP40 citations93
US5309429AMay 3, 1994

Transmitter-receiver

SONY CORP31 citations93
US7986234B2Jul 26, 2011

Wireless communication system and wireless communication apparatus

SONY CORP12 citations84
US7545832B2Jun 9, 2009

Radio communication system, transmitting apparatus, receiving apparatus, processing method and program

SONY CORP13 citations84
US7522934B2Apr 21, 2009

Apparatus, method, recording medium, and program for controlling power of wireless communication

SONY CORP9 citations84
US7464213B2Dec 9, 2008

Memory adapter and unit including independent radio circuit and removable memory store

SONY CORP15 citations84
US7203156B1Apr 10, 2007

Communication system, base station apparatus, communication terminal apparatus and communication method

SONY CORP10 citations84
US6816704B1Nov 9, 2004

Communication method, radio base station apparatus and radio terminal apparatus

SONY CORP16 citations84
US6553038B1Apr 22, 2003

Communication system

SONY CORP17 citations84
US7356316B2Apr 8, 2008

Wireless communication system

SONY CORP19 citations81
US7221908B2May 22, 2007

Radio communication apparatus

SONY CORP7 citations74
US7181241B2Feb 20, 2007

Memory card, memory card communication control method, electronic device, and wireless communication system

SONY CORP8 citations74
US6134693AOct 17, 2000

Automatic repeat request communication system with improved throughput by using reception confirmation table

SONY CORP9 citations74
US6026084AFeb 15, 2000

Cordless telephone system

SONY CORP7 citations74
US5995502ANov 30, 1999

Cordless telephone system

SONY CORP7 citations74
US5896394AApr 20, 1999

Data structure, data communication method, apparatus and communication terminal apparatus

SONY CORP16 citations74
US5889790AMar 30, 1999

Data communication method and data communication apparatus

SONY CORP15 citations74
US5239689AAug 24, 1993

Transmitter/receiver apparatus with common oscillator that changes frequency between transmitting and received operations

SONY CORP11 citations74

ASAHI DOW LTD

7 patents

JFE STEEL CORP

4 patents

KAWASAKI STEEL CO

3 patents

CASIO COMPUTER CO LTD

3 patents

NSK LTD

2 patents

ASAHI CHEMICAL IND

2 patents

TOYOTA MOTOR CO LTD

1 patent

FUKUDA KUNIO

1 patent

Showing the top 50 of 98 patents by PatentIndex Score.