Ryuichi Iwamura

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical disk having a particular format to store user-selected data...
- Patent number RE38638
- Issue date Oct 26, 2004
- Sony Corporation
- Jun Yonemitsu
- 386 - Motion video signal processing for recording or reproducing
Information Patent Grant
OPTICAL DISK HAVING A PARTICULAR FORMAT TO STORE USER-SELECTED DATA...
- Patent number RE38621
- Issue date Oct 12, 2004
- Sony Corporation
- Jun Yonemitsu
- 386 - Motion video signal processing for recording or reproducing
Information Patent Grant
Method and apparatus for recovering TOC and user information from a...
- Patent number RE38502
- Issue date Apr 20, 2004
- Sony Corporation
- Jun Yonemitsu
- 369 - Dynamic information storage or retrieval
Information Patent Grant
Method and apparatus for recording MPEG-compressed video data and c...
- Patent number RE38481
- Issue date Mar 30, 2004
- Sony Corporation
- Jun Yonemitsu
- 369 - Dynamic information storage or retrieval
Information Patent Grant
Motion picture signal compressing apparatus which encodes the motio...
- Patent number 6,064,435
- Issue date May 16, 2000
- Sony Corporation
- Ryuichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Caption display method for using digital video system
- Patent number 5,999,225
- Issue date Dec 7, 1999
- Sony Corporation
- Yoichi Yagasaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for decoding an information page having header...
- Patent number 5,987,214
- Issue date Nov 16, 1999
- Sony Corporation
- Ryuichi Iwamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital signal encoding method and apparatus, digital signal record...
- Patent number 5,745,505
- Issue date Apr 28, 1998
- Sony Corporation
- Jun Yonemitsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk having a particular format to store user-selected data...
- Patent number 5,734,787
- Issue date Mar 31, 1998
- Sony Corporation
- Jun Yonemitsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk having a particular format to store user-selected data...
- Patent number 5,715,355
- Issue date Feb 3, 1998
- Sony Corporation
- Jun Yonemitsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Image data regenerating apparatus
- Patent number 5,715,354
- Issue date Feb 3, 1998
- Sony Corporation
- Ryuichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and appartus for reproducing and decoding data recorded on...
- Patent number 5,677,901
- Issue date Oct 14, 1997
- Sony Corporation
- Ryuichi Iwamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for error correcting reproduced data
- Patent number 5,623,459
- Issue date Apr 22, 1997
- Sony Corporation
- Ryuichi Iwamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for recovering TOC and user information from a...
- Patent number 5,617,384
- Issue date Apr 1, 1997
- Sony Corporation
- Jun Yonemitsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for recording MPEG-compressed video data and c...
- Patent number 5,596,565
- Issue date Jan 21, 1997
- Sony Corporation
- Jun Yonemitsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for reproducing compressed information data from a disk usin...
- Patent number 5,592,450
- Issue date Jan 7, 1997
- Sony Corporation
- Jun Yonemitsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Motion vector calculation circuit, with flatness-judgement circuitr...
- Patent number 5,544,263
- Issue date Aug 6, 1996
- Sony Corporation
- Ryuichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus and method for decoding a plurality of encoded video signals
- Patent number 5,534,928
- Issue date Jul 9, 1996
- Sony Corporation
- Ryuichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Picture signal encoding and/or decoding apparatus
- Patent number 5,512,952
- Issue date Apr 30, 1996
- Sony Corporation
- Ryuichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Encoding apparatus in which flat subblocks are identified in blocks...
- Patent number 5,510,841
- Issue date Apr 23, 1996
- Sony Corporation
- Ryuichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Compressed motion picture signal expander with error concealment
- Patent number 5,400,076
- Issue date Mar 21, 1995
- Sony Corporation
- Ryuichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Interframe motion predicting method and picture signal coding/decod...
- Patent number 5,386,234
- Issue date Jan 31, 1995
- Sony Corporation
- Markus H. Veltman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiple picture/sound signals decoding apparatus
- Patent number 5,343,250
- Issue date Aug 30, 1994
- Sony Corporation
- Ryuichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Motion picture decoding system which affords smooth reproduction of...
- Patent number 5,305,113
- Issue date Apr 19, 1994
- Sony Corporation
- Ryuichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Ryuichi Iwamura

Person

Patents Grantslast 30 patents

Optical disk having a particular format to store user-selected data...

OPTICAL DISK HAVING A PARTICULAR FORMAT TO STORE USER-SELECTED DATA...

Method and apparatus for recovering TOC and user information from a...

Method and apparatus for recording MPEG-compressed video data and c...

Motion picture signal compressing apparatus which encodes the motio...

Caption display method for using digital video system

Apparatus and method for decoding an information page having header...

Digital signal encoding method and apparatus, digital signal record...

Optical disk having a particular format to store user-selected data...

Optical disk having a particular format to store user-selected data...

Image data regenerating apparatus

Methods and appartus for reproducing and decoding data recorded on...

Method and apparatus for error correcting reproduced data

Method and apparatus for recovering TOC and user information from a...

Method and apparatus for recording MPEG-compressed video data and c...

Method for reproducing compressed information data from a disk usin...

Motion vector calculation circuit, with flatness-judgement circuitr...

Apparatus and method for decoding a plurality of encoded video signals

Picture signal encoding and/or decoding apparatus

Encoding apparatus in which flat subblocks are identified in blocks...

Compressed motion picture signal expander with error concealment

Interframe motion predicting method and picture signal coding/decod...

Multiple picture/sound signals decoding apparatus

Motion picture decoding system which affords smooth reproduction of...