Masatsugu Tanji

Follow

Person

Mirakata, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical disk device and method for setting recording power and eras...
- Patent number 6,031,803
- Issue date Feb 29, 2000
- Matsushita Electric Industrial Co., Ltd.
- Shinji Kubota
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk device and method for setting recording power and eras...
- Patent number 5,841,747
- Issue date Nov 24, 1998
- Matsushita Electric Industrial Co., Ltd.
- Shinji Kubota
- G11 - INFORMATION STORAGE
Information Patent Grant
Write laser power setting responsive to a series of written test si...
- Patent number 5,249,172
- Issue date Sep 28, 1993
- Matsushita Electric Industrial Co., Ltd.
- Shoji Hagihara
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk-type recording medium
- Patent number 4,744,074
- Issue date May 10, 1988
- Matsushita Electric Industrial Co., Ltd.
- Ryoichi Imanaka
- G11 - INFORMATION STORAGE