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Susumu Tanaka
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Shiga, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Liquid crystal display cell spacer and liquid crystal display cell
Patent number
6,391,455
Issue date
May 21, 2002
Sekisui Chemical Co., Ltd.
Susumu Tanaka
G02 - OPTICS
Information
Patent Grant
Liquid crystal display cell spacer and liquid crystal display cell
Patent number
6,190,774
Issue date
Feb 20, 2001
Sekisui Chemical Co., Ltd.
Susumu Tanaka
G02 - OPTICS
Information
Patent Grant
Toner composition and toner with low and high M.W. vinyl polymers
Patent number
5,547,798
Issue date
Aug 20, 1996
Sekisui Chemical Co., Ltd.
Tatsuo Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Resin composition for toners and a toner containing the same
Patent number
5,492,787
Issue date
Feb 20, 1996
Sekisui Kagaku Kogyo Kabushiki Kaisha
Takayoshi Matsunaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Resin composition for toner, method of preparing the same and toner
Patent number
5,422,217
Issue date
Jun 6, 1995
Sekisui Kagaku Kogyo Kabushiki Kaisha
Takashi Ueyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resin composition for toners and a toner containing the same
Patent number
5,262,265
Issue date
Nov 16, 1993
Sekisui Kagaku Kogyo Kabushiki Kaisha
Takayoshi Matsunaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Liquid crystal display cell spacer and liquid crystal display cell
Publication number
20020012757
Publication date
Jan 31, 2002
Sekisui Chemical Co., Ltd
Susumu Tanaka
G02 - OPTICS