Toshio Harada

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical disk recording/reproduction apparatus for recording/reprodu...
- Patent number 6,321,028
- Issue date Nov 20, 2001
- Sanyo Electric Co., LTD
- Seiji Kajiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for discriminating optical recording media of different t...
- Patent number 6,201,777
- Issue date Mar 13, 2001
- Sanyo Electric Co., Ltd.
- Yoichi Tsuchiya
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for discriminating optical recording media of different t...
- Patent number 5,917,791
- Issue date Jun 29, 1999
- Sanyo Electric Co., Ltd.
- Yoichi Tsuchiya
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical material
- Patent number 5,622,812
- Issue date Apr 22, 1997
- Sanyo Electric Co., Ltd.
- Fumio Tatezono
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical recording medium and reproducing method therefor
- Patent number 5,604,002
- Issue date Feb 18, 1997
- Sanyo Electric Co., Ltd.
- Tsuyoshi Tsujioka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Optical recording material and optical recording medium employing t...
- Patent number 5,443,940
- Issue date Aug 22, 1995
- Sanyo Electric Co., Ltd.
- Fumio Tatezono
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium
- Patent number 5,376,511
- Issue date Dec 27, 1994
- Masahiro Irie
- Fumio Tatezono
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method of recording and reproducing for optical recording medium
- Patent number 5,281,501
- Issue date Jan 25, 1994
- Irie; Masahiro
- Fumio Tatezono
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL DISK RECORDING/REPRODUCTION APPARATUS FOR RECORDING/REPRODU...
- Publication number 20010048809
- Publication date Dec 6, 2001
- SEIJI KAJIYAMA
- G11 - INFORMATION STORAGE

Toshio Harada

Person

Patents Grantslast 30 patents

Optical disk recording/reproduction apparatus for recording/reprodu...

Apparatus for discriminating optical recording media of different t...

Apparatus for discriminating optical recording media of different t...

Optical material

Optical recording medium and reproducing method therefor

Optical recording material and optical recording medium employing t...

Optical recording medium

Method of recording and reproducing for optical recording medium

Patents Applicationslast 30 patents

OPTICAL DISK RECORDING/REPRODUCTION APPARATUS FOR RECORDING/REPRODU...