Kazutaka Fujita

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Niigata, JP

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Patents Grantslast 30 patents

Information Patent Grant
Alumina-based fibrous mass, process for producing same, and use
- Patent number 9,827,553
- Issue date Nov 28, 2017
- DENKA COMPANY LIMITED
- Yasutaka Ohshima
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
ALUMINA FIBER AND ALUMINA FIBER AGGREGATE
- Publication number 20150354099
- Publication date Dec 10, 2015
- Denki Kagaku Kogyo Kabushiki Kaisha
- Yasutaka OHSHIMA
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
ALUMINA-BASED FIBROUS MASS, PROCESS FOR PRODUCING SAME, AND USE
- Publication number 20150251163
- Publication date Sep 10, 2015
- SAFFIL LIMITED
- Yasutaka Ohshima
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL