Honshu Seishi Kabushiki Kaisha

Patent Applications and Registrations

Patent applications and USPTO patent grants for Honshu Seishi Kabushiki Kaisha.The latest application filed is for "process for preparing a gas absorbent".

Company Profile

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Honshu Seishi Kabushiki Kaisha - Tokyo JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Trademarks

Patent Activity

Patent	Date
Process for preparing a gas absorbent Grant 4,943,552 - Osajima , et al. July 24, 1	1990-07-24
Sealed letter Grant 4,801,074 - Ikeda January 31, 1	1989-01-31
Packaging paper and packaging material for packaging metallic material and method of producing the same Grant 4,559,103 - Nomura , et al. December 17, 1	1985-12-17
Electric discharge recording materials Grant 4,439,485 - Takemura , et al. March 27, 1	1984-03-27
Heat-sensitive recording paper Grant 4,286,017 - Nakamura , et al. August 25, 1	1981-08-25
Process for cooking lignocellulosic material in the presence of hydroxyanthracenes and derivatives thereof Grant 4,181,565 - Nakamura , et al. January 1, 1	1980-01-01
Adsorptive nonwoven fabric comprising fused fibers, non-fused fibers and absorptive material and method of making same Grant 4,160,059 - Samejima July 3, 1	1979-07-03
Antistatic, low temperature heat sealable polypropylene composite film and process for production thereof Grant 4,117,193 - Tsuchiya , et al. September 26, 1	1978-09-26
Method for making a bag-in-carton Grant 4,089,255 - Akoh , et al. May 16, 1	1978-05-16
Apparatus For Producing Nonwoven Fabrics Grant 3,644,078 - Tachibana , et al. February 22, 1	1972-02-22

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