Koyama; Masayasu

Patent Applications and Registrations

Patent applications and USPTO patent grants for Koyama; Masayasu.The latest application filed is for "oxygen-absorbing resin composition and packaging container, packaging material, cap or liner material having oxygen absorbability".

Company Profile

0.7.1

Koyama; Masayasu - Zushi JP

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

Patent Activity

Patent	Date
Oxygen-absorbing resin composition and packaging container, packaging material, cap or liner material having oxygen absorbability Grant 6,964,796 - Koyama , et al. November 15, 2	2005-11-15
Oxygen-absorbing resin composition and packaging container, packaging material, cap or liner material having oxygen absorbability App 20050079306 - Koyama, Masayasu ; et al.	2005-04-14
Container closure wth liner and method of producing the same Grant 5,542,557 - Koyama , et al. August 6, 1	1996-08-06
Container closure with liner Grant 5,381,914 - Koyama , et al. January 17, 1	1995-01-17
Oxygen-absorbing resin composition containing water-absorbing polymer, olefin resin and oxygen scavenger Grant 5,274,024 - Koyama , et al. December 28, 1	1993-12-28
Plastic multilayer vessel Grant 5,246,753 - Koyama , et al. * September 21, 1	1993-09-21
Container having excellent preservability for content and heat-sealability Grant 5,213,227 - Koyama , et al. May 25, 1	1993-05-25
Plastic multi-layer vessel Grant 5,153,038 - Koyama , et al. October 6, 1	1992-10-06

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