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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Resin composition and resin sheet
Patent number
6,566,447
Issue date
May 20, 2003
Riken Vinyl Industry Co., Ltd.
Yasushi Tokunaga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic resin composition
Patent number
6,458,893
Issue date
Oct 1, 2002
Riken Vinyl Industry Co., Ltd.
Michihisa Tasaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic elastomeric resin composition and a process for the p...
Patent number
6,433,062
Issue date
Aug 13, 2002
Riken Vinyl Industry Co., Ltd.
Michihisa Tasaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Decorative sheet and process for producing the same
Patent number
6,364,992
Issue date
Apr 2, 2002
Riken Vinyl Industry Co., Ltd.
Yoshihiko Nambu
B32 - LAYERED PRODUCTS
Information
Patent Grant
Decorative laminated sheet
Patent number
6,183,842
Issue date
Feb 6, 2001
Riken Vinyl Industry Co., Ltd.
Motohiro Shimizu
B44 - DECORATIVE ARTS
Information
Patent Grant
Thermoplastic elastomeric resin composition and a process for the p...
Patent number
6,048,933
Issue date
Apr 11, 2000
Riken Vinyl Industry Co., Ltd.
Michihisa Tasaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Conductive resin composition
Patent number
6,037,395
Issue date
Mar 14, 2000
Riken Vinyl Industry Co., Ltd.
Masaki Enomoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic elastomeric resin composition and a process for the p...
Patent number
5,936,037
Issue date
Aug 10, 1999
Riken Vinyl Industry Co., Ltd.
Michihisa Tasaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic elastomeric resin composition and a process for the p...
Patent number
5,929,165
Issue date
Jul 27, 1999
Riken Vinyl Industry Co., Ltd.
Michihisa Tasaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of preparing polyvinyl chloride sheets for membrane press fo...
Patent number
5,637,171
Issue date
Jun 10, 1997
Riken Vinyl Industry Co., Ltd.
Yasuo Kasahara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Decorative laminated sheet having a feeling of coating and a proces...
Patent number
5,492,589
Issue date
Feb 20, 1996
Riken Vinyl Industry Co., Ltd.
Yasuyuki Mizuno
B32 - LAYERED PRODUCTS
Information
Patent Grant
Compound water-sealing sealant
Patent number
5,476,718
Issue date
Dec 19, 1995
Asahi Denka Kogyo Kabushiki Kaisha
Isamu Ichizuka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Water-sealing sheet
Patent number
5,444,128
Issue date
Aug 22, 1995
Asahi Denka Kogyo Kabushiki Kaisha
Isamu Ichizuka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Decorative laminated sheet having a feeling of coating and a proces...
Patent number
5,413,840
Issue date
May 9, 1995
Riken Vinyl Industry Co., Ltd.
Yasuyuki Mizuno
B32 - LAYERED PRODUCTS
Information
Patent Grant
Vinyl chloride resin composition
Patent number
5,302,650
Issue date
Apr 12, 1994
Riken Vinyl Industry Co., Ltd.
Toshio Ito
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
75490115 - TRINITY
Serial number
75490115
Registration number
2691249
Filing date
May 22, 1998
Riken Vinyl Industry Co., Ltd.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75223509 - ACTYMER
Serial number
75223509
Registration number
2281941
Filing date
Jan 10, 1997
RIKEN VINYL INDUSTRY CO., LTD.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
74722244 - BUDDY-TAPE
Serial number
74722244
Registration number
2021866
Filing date
Aug 29, 1995
Riken Vinyl Industry Co., Ltd.
17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes