P

Inventor

MIYAJIMA AKIRA

JP33 patents
⚠️ This page may combine multiple inventors who share the name “MIYAJIMA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PANASONIC CORP

20 patents
US7944912B2May 17, 2011

IP telephone system and calling method

PANASONIC CORP14 citations84
US7751386B2Jul 6, 2010

IP telephone apparatus, ENUM server, IP telephone system and method for deleting terminal information

PANASONIC CORP13 citations84
US7653049B2Jan 26, 2010

IP telephone system, IP telephone apparatus and calling method

PANASONIC CORP8 citations84
US7620036B2Nov 17, 2009

IP telephone system and calling method

PANASONIC CORP8 citations84
US7508819B2Mar 24, 2009

Internet telephone, server apparatus, calling method, and internet telephone system

PANASONIC CORP15 citations84
US7715367B2May 11, 2010

IP telephone system, IP telephone apparatus and communications method

PANASONIC CORP13 citations83
US7957367B2Jun 7, 2011

IP telephone apparatus, ENUM server, and calling method via the internet

PANASONIC CORP3 citations63
US7885252B2Feb 8, 2011

IP telephone apparatus

PANASONIC CORP4 citations63
US7778238B2Aug 17, 2010

IP telephone apparatus

PANASONIC CORP3 citations63
US7756113B2Jul 13, 2010

IP terminal apparatus

PANASONIC CORP5 citations63
US7729341B2Jun 1, 2010

IP telephone apparatus and system having automatic registration

PANASONIC CORP6 citations63
US7602767B2Oct 13, 2009

IP communication method, IP terminal apparatus, ENUM server and IP communication system

PANASONIC CORP4 citations63
US7564836B2Jul 21, 2009

Internet telephone apparatus, adapter and server for internet telephone communication, internet telephone system, and control method

PANASONIC CORP2 citations63
US7848311B2Dec 7, 2010

Communication apparatus

PANASONIC CORP3 citations60
US7606220B2Oct 20, 2009

Communication apparatus having an indicator that indicates a function service of a terminal apparatus

PANASONIC CORP2 citations60
US7551605B2Jun 23, 2009

Home gateway apparatus

PANASONIC CORP3 citations60
US7957366B2Jun 7, 2011

IP telephone system, IP telephone apparatus and calling method

PANASONIC CORP4 citations57
US7801059B2Sep 21, 2010

IP communication apparatus and NAT type determination method by the same

PANASONIC CORP4 citations54
US8000316B2Aug 16, 2011

IP telephone apparatus, ENUM server, terminal apparatus and IP telephone system

PANASONIC CORP1 citations52
US7519061B2Apr 14, 2009

Internet telephone and communicating method

PANASONIC CORP0 citations52

CITIZEN WATCH CO LTD

6 patents

DENSO CORP

4 patents

KOBAYASHI KAZUTO

2 patents

MIYAJIMA AKIRA

1 patent