Yoji Shibata

Person

Yokosuka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Picture codec and teleconference terminal equipment
- Patent number 6,285,391
- Issue date Sep 4, 2001
- Hitachi, Ltd.
- Yoji Shibata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Picture codec and teleconference terminal equipment
- Patent number 6,249,309
- Issue date Jun 19, 2001
- Hitachi, Ltd.
- Yoji Shibata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multipoint teleconference system employing H. 221 frames
- Patent number 5,970,054
- Issue date Oct 19, 1999
- Hitachi, Ltd.
- Yoji Shibata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Television telephone
- Patent number 5,966,164
- Issue date Oct 12, 1999
- Hitachi, Ltd.
- Hiroshi Gotoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Teleconference module with video codec for motion picture data
- Patent number 5,936,945
- Issue date Aug 10, 1999
- Hitachi, Ltd.
- Yoji Shibata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Contents information transmitting/viewing system and method therefor
- Patent number 5,835,923
- Issue date Nov 10, 1998
- Hitachi, Ltd.
- Yoji Shibata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Picture codec for teleconference equipment, which forms and display...
- Patent number 5,790,178
- Issue date Aug 4, 1998
- Hitachi, Ltd.
- Yoji Shibata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Picture codec and teleconference terminal equipment
- Patent number 5,777,663
- Issue date Jul 7, 1998
- Hitachi, Ltd.
- Yoji Shibata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Picture codec and teleconference terminal equipment
- Patent number 5,689,300
- Issue date Nov 18, 1997
- Hitachi, Ltd.
- Yoji Shibata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Television telephone
- Patent number 5,677,727
- Issue date Oct 14, 1997
- Hitachi, Ltd.
- Hiroshi Gotoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Teleconference terminal equipment and teleconference module
- Patent number 5,606,554
- Issue date Feb 25, 1997
- Hitachi, Ltd.
- Yoji Shibata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multipoint teleconference system employing H. 221 frames
- Patent number 5,604,738
- Issue date Feb 18, 1997
- Hitachi, Ltd.
- Yoji Shibata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video conference system automatically started at reserved time
- Patent number 5,541,639
- Issue date Jul 30, 1996
- Hitachi, Ltd.
- Hiroaki Takatsuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Teleconference terminal equipment and teleconference module
- Patent number 5,477,546
- Issue date Dec 19, 1995
- Hitachi, Ltd.
- Yoji Shibata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video telephone system
- Patent number 5,444,477
- Issue date Aug 22, 1995
- Hitachi, Ltd.
- Hitoshi Yamadera
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multipoint teleconference system employing H. 221 frames
- Patent number 5,402,418
- Issue date Mar 28, 1995
- Hitachi, Ltd.
- Yoji Shibata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Television telephone
- Patent number 5,396,269
- Issue date Mar 7, 1995
- Hitachi, Ltd.
- Hiroshi Gotoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video conference device with facsimile function
- Patent number 5,373,316
- Issue date Dec 13, 1994
- Hitachi, Ltd.
- Iwao Ishinabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multipoint teleconference system employing communication channels s...
- Patent number 5,365,265
- Issue date Nov 15, 1994
- Hitachi, Ltd.
- Yoji Shibata
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Multimedia mail system
- Patent number 4,972,462
- Issue date Nov 20, 1990
- Hitachi, Ltd.
- Yoji Shibata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Protocol integrating videotex communication system
- Patent number 4,970,716
- Issue date Nov 13, 1990
- Hitachi, Ltd.
- Hiroshi Goto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic data/voice sending/receiving mode switching device
- Patent number 4,873,715
- Issue date Oct 10, 1989
- Hitachi, Ltd.
- Yoji Shibata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video/audio information transmission system
- Patent number 4,734,765
- Issue date Mar 29, 1988
- Nippon Telegraph and Telephone Public Corp.
- Shigetoshi Okada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Buffer memory dispersion type video/audio transmission system
- Patent number 4,538,176
- Issue date Aug 27, 1985
- Hitachi, Ltd.
- Hirohito Nakajima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Buffer memory dispersion type video/audio transmission system with...
- Patent number 4,518,989
- Issue date May 21, 1985
- Hitachi, Ltd.
- Akira Yabiki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cold trap
- Patent number 4,389,310
- Issue date Jun 21, 1983
- Hitachi, Ltd.
- Katsumi Seki
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Digital video and audio file system
- Patent number 4,295,154
- Issue date Oct 13, 1981
- Nippon Telegraph, Telephone Public Corp.
- Hidetoh Hata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Picture/audio signal transmission system
- Patent number 4,251,691
- Issue date Feb 17, 1981
- Nippon Telegraph and Telephone Public Corporation
- Hideto Kakihara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Picture codec and teleconference terminal equipment
- Publication number 20020018114
- Publication date Feb 14, 2002
- Yoji Shibata
- G06 - COMPUTING CALCULATING COUNTING

Yoji Shibata

Person

Patents Grantslast 30 patents

Picture codec and teleconference terminal equipment

Picture codec and teleconference terminal equipment

Multipoint teleconference system employing H. 221 frames

Television telephone

Teleconference module with video codec for motion picture data

Contents information transmitting/viewing system and method therefor

Picture codec for teleconference equipment, which forms and display...

Picture codec and teleconference terminal equipment

Picture codec and teleconference terminal equipment

Television telephone

Teleconference terminal equipment and teleconference module

Multipoint teleconference system employing H. 221 frames

Video conference system automatically started at reserved time

Teleconference terminal equipment and teleconference module

Video telephone system

Multipoint teleconference system employing H. 221 frames

Television telephone

Video conference device with facsimile function

Multipoint teleconference system employing communication channels s...

Multimedia mail system

Protocol integrating videotex communication system

Automatic data/voice sending/receiving mode switching device

Video/audio information transmission system

Buffer memory dispersion type video/audio transmission system

Buffer memory dispersion type video/audio transmission system with...

Cold trap

Digital video and audio file system

Picture/audio signal transmission system

Patents Applicationslast 30 patents

Picture codec and teleconference terminal equipment