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Tokyo, JP
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last 30 patents
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Patent Grant
Bag-in-carton and method and device for forming the bag-in-carton
Patent number
6,228,011
Issue date
May 8, 2001
Riso Kagaku Corporation
Toru Takemura
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Container for fluidal materials readily collapsible to flattened sh...
Patent number
5,960,993
Issue date
Oct 5, 1999
Riso Kagaku Corporation
Noriaki Mitsui
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Bag-in-carton and method and device for forming the bag-in-carton
Patent number
5,829,637
Issue date
Nov 3, 1998
Riso Kagaku Corporation
Toru Takemura
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Container for fluid
Patent number
5,636,760
Issue date
Jun 10, 1997
Riso Kagaku Corporation
Yasuo Yamamoto
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Three dimensional image formation process
Patent number
5,404,807
Issue date
Apr 11, 1995
Riso Kagaku Corporation
Toru Takemura
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Container having means for preventing refilling
Patent number
5,373,969
Issue date
Dec 20, 1994
Riso Kagaku Corporation
Toru Takemura
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL