Hagiwara; Zenji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hagiwara; Zenji.The latest application filed is for "antimicrobial polymer composition".

Company Profile

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Hagiwara; Zenji - Kusatsu JP
Hagiwara; Zenji - Shiga 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
Antimicrobial polymer composition Grant 5,827,524 - Hagiwara , et al. October 27, 1	1998-10-27
Antimicrobial polymer composition Grant 5,698,212 - Hagiwara December 16, 1	1997-12-16
Antimicrobial composition of aluminosilicate coated silica gel Grant 5,413,789 - Hagiwara , et al. May 9, 1	1995-05-09
Silica-gel based antimicrobial composition having an antimicrobial coat of aluminosilicate on the surface of silica gel Grant 5,244,667 - Hagiwara , et al. September 14, 1	1993-09-14
Process for producing an antibacterial fiber article Grant 5,064,599 - Ando , et al. November 12, 1	1991-11-12
Polymer containing amorphous aluminosilicate particles and process for producing the same Grant 4,959,268 - Hagiwara , et al. September 25, 1	1990-09-25
Process for producing amorphous aluminosilicates Grant 4,929,431 - Hagiwara , et al. May 29, 1	1990-05-29
Zeolite particles having bacteriocidal properties Grant 4,911,899 - Hagiwara , et al. * March 27, 1	1990-03-27
Zeolite particles retaining silver ions having antibacterial properties Grant 4,911,898 - Hagiwara , et al. * March 27, 1	1990-03-27
Polymer article having an antibacterial property containing zeolite particles therein and the processes for producing same Grant 4,775,585 - Hagiwara , et al. October 4, 1	1988-10-04
Particle-packed fiber article having antibacterial property Grant 4,525,410 - Hagiwara , et al. June 25, 1	1985-06-25
Thermally insulating containers for liquefied gases Grant 4,154,364 - Hagiwara , et al. May 15, 1	1979-05-15

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