Junetsu Seto

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical information record medium
- Patent number 5,993,971
- Issue date Nov 30, 1999
- Sony Corporation
- Keiichi Nito
- G11 - INFORMATION STORAGE
Information Patent Grant
Wavelength multiplexed optical recording material
- Patent number 5,153,099
- Issue date Oct 6, 1992
- Director-General, Agency of Industrial Science & Technology
- Noriyuki Kishii
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Positive photoresist material with o-quinone diazide and polymer co...
- Patent number 4,865,945
- Issue date Sep 12, 1989
- Sony Corporation
- Tsutomu Noguchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Laser information recording medium having an improved recording layer
- Patent number 4,767,696
- Issue date Aug 30, 1988
- Sony Corporation
- Coe Ishimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium
- Patent number 4,753,867
- Issue date Jun 28, 1988
- Sony Corporation
- Seiichi Arakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photochromic photosensitive compositions
- Patent number 4,693,962
- Issue date Sep 15, 1987
- Sony Corporation
- Shinichiro Tamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photochromic compounds and photosensitive compositions containing t...
- Patent number 4,565,779
- Issue date Jan 21, 1986
- Sony Corporation
- Seiichi Arakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for forming a colored image
- Patent number 4,542,084
- Issue date Sep 17, 1985
- Sony Corporation
- Haruo Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photochromic photosensitive composition
- Patent number 4,485,168
- Issue date Nov 27, 1984
- Sony Corporation
- Seiichi Arakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic recording medium
- Patent number 4,330,600
- Issue date May 18, 1982
- Sony Corporation
- Kouichi Kawasumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and method of preparing the same
- Patent number 4,247,593
- Issue date Jan 27, 1981
- Sony Corporation
- Junetsu Seto
- G11 - INFORMATION STORAGE

Junetsu Seto

Person

Patents Grantslast 30 patents

Optical information record medium

Wavelength multiplexed optical recording material

Positive photoresist material with o-quinone diazide and polymer co...

Laser information recording medium having an improved recording layer

Optical recording medium

Photochromic photosensitive compositions

Photochromic compounds and photosensitive compositions containing t...

Method for forming a colored image

Photochromic photosensitive composition

Magnetic recording medium

Magnetic recording medium and method of preparing the same