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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Oxygen absorbent composition absorbing water vapor
Patent number
6,596,192
Issue date
Jul 22, 2003
Mitsubishi Gas Chemical Company, Inc.
Tomoharu Himeshima
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Oxygen absorbent
Patent number
6,248,258
Issue date
Jun 19, 2001
Mitsubishi Gas Chemical Company, Inc.
Kazuyuki Tomita
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Method for preserving adhesive tape and method for preserving artic...
Patent number
5,866,070
Issue date
Feb 2, 1999
Mitsubishi Gas Chemical Company, Inc.
Hideaki Watanabe
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Polyvinyl alcohol film, process for the production thereof and lami...
Patent number
5,582,916
Issue date
Dec 10, 1996
Mitsubishi Gas Chemical Company, Inc.
Kazuhiro Ohtsu
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
Information
Patent Application
Oxygen absorbent composition absorbing water vapor
Publication number
20020153512
Publication date
Oct 24, 2002
Mitsubishi Gas Chemical Company, Inc.
Tomoharu Himeshima
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES