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last 30 patents
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Patent Grant
Printed thermoplastic resin products and method for printing such p...
Patent number
5,712,022
Issue date
Jan 27, 1998
Yoshino Kogyosho Co., Ltd.
Ban Tanaka
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink compositions
Patent number
5,587,405
Issue date
Dec 24, 1996
Yoshino Kogyosho Co., Ltd.
Ban Tanaka
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ultraviolet ray-curable ink
Patent number
5,200,438
Issue date
Apr 6, 1993
Hayakawa Rubber Co., Ltd.
Toshihiro Fujii
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Photosensitive flexographic printing plate composition
Patent number
5,185,234
Issue date
Feb 9, 1993
Hayakawa Rubber Co., Ltd.
Sadayoshi Nakatsukasa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...