Membership
Tour
Register
Log in
Akiomi Kunisa
Follow
Person
Tokyo, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Digital watermarking system using scrambling method
Patent number
7,487,356
Issue date
Feb 3, 2009
Sanyo Electric Co., LTD
Akiomi Kunisa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Digital watermarking system using scrambling method
Patent number
7,336,802
Issue date
Feb 26, 2008
Sanyo Electric Co., LTD
Akiomi Kunisa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multilayered digital watermarking system
Patent number
7,321,666
Issue date
Jan 22, 2008
Sanyo Electric Co., LTD
Akiomi Kunisa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and circuit for digital modulation and method and circuit fo...
Patent number
6,654,425
Issue date
Nov 25, 2003
Sanyo Electric Co., Ltd.
Akiomi Kunisa
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Digital disk recording and reproduction apparatus
Patent number
6,324,138
Issue date
Nov 27, 2001
Sanyo Electric Co., Ltd.
Yoshihiro Hori
G11 - INFORMATION STORAGE
Information
Patent Grant
Digital recording method, digital disk, digital disk recording devi...
Patent number
6,198,710
Issue date
Mar 6, 2001
Sanyo Electric Co., Ltd.
Yoshihiro Hori
G11 - INFORMATION STORAGE
Information
Patent Grant
Digital modulation and demodulation
Patent number
6,141,787
Issue date
Oct 31, 2000
Sanyo Electric Co., Ltd.
Akiomi Kunisa
G11 - INFORMATION STORAGE
Information
Patent Grant
Digital modulation circuit and digital demodulation circuit
Patent number
6,079,041
Issue date
Jun 20, 2000
Sanyo Electric Co., Ltd.
Akiomi Kunisa
G11 - INFORMATION STORAGE
Information
Patent Grant
Encoding circuit and decoding circuit
Patent number
5,739,779
Issue date
Apr 14, 1998
Sanyo Electric Co., Ltd.
Akiomi Kunisa
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
Image correction apparatus and method, image correction database cr...
Publication number
20070171288
Publication date
Jul 26, 2007
Yasuaki Inoue
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Digital watermarking system using scrambling method
Publication number
20060056653
Publication date
Mar 16, 2006
SANYO ELECTRIC CO., LTD.
Akiomi Kunisa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Digital watermarking system using a cryptographic key
Publication number
20050193206
Publication date
Sep 1, 2005
Akiomi Kunisa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Multilayered digital watermarking system
Publication number
20040101160
Publication date
May 27, 2004
SANYO ELECTRIC CO., LTD.
Akiomi Kunisa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Digital watermarking system using scrambling method
Publication number
20030152225
Publication date
Aug 14, 2003
SANYO ELECTRIC CO., LTD.
Akiomi Kunisa
G06 - COMPUTING CALCULATING COUNTING