Mari Katsumine

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ozone removing material and method for preparing the same
- Patent number 7,291,312
- Issue date Nov 6, 2007
- Ebara Corporation
- Seiji Iimura
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Method for evaluating performance of chemical filter for cleaning gas
- Patent number 6,009,739
- Issue date Jan 4, 2000
- Ebara Corporation
- Kunio Fujiwara
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Ozone-scavenging materials and processes for preparing them
- Publication number 20040028575
- Publication date Feb 12, 2004
- Seiji Iimura
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL