Inventor

YAMASHITA TADAOKI

13 patents

Patents

13 patents

US3975637AAug 17, 1976

Device for storage and display of a radiation image

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD67 citations94

US4794257ADec 27, 1988

Quantum-counting radiography

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD33 citations92

US4651005AMar 17, 1987

Energy separated quantum-counting radiography

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD33 citations92

US4278734AJul 14, 1981

Optical information recording material and method of recording and reproducing information using same material

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD37 citations92

US4091171AMay 23, 1978

Optical information storage material and method of making it

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations82

US4385303AMay 24, 1983

Optical recording and reproducing disc

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations73

US4330883AMay 18, 1982

System and method of optical information storage in a recording disc

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations73

US4322839AMar 30, 1982

Method and apparatus for recording and reproducing information on and from an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations73

US4248731AFeb 3, 1981

Thermoluminescent material

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations73

US4264551AApr 28, 1981

Recorded disk reproducing system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations72

US4379621AApr 12, 1983

Image display device utilizing birefringence properties of ferroelectric ceramic material

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations71

US4433403AFeb 21, 1984

Optical disc recording and retrieval system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations62

US4264193AApr 28, 1981

Image converting and projecting method and apparatus for carrying out the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations60