Kazutoshi Ejima

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Kishima-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thin-plate supporting container with unitary porous gasket
- Patent number 6,105,781
- Issue date Aug 22, 2000
- Sumitomo Metal Industries, Ltd.
- Kazutoshi Ejima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thin-plate supporting container with filter means
- Patent number 6,032,802
- Issue date Mar 7, 2000
- Sumitomo Metal Industries, Ltd.
- Kazutoshi Ejima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Easily attachable/detachable lid mounted container
- Patent number 6,032,817
- Issue date Mar 7, 2000
- Sumitomo Sitix Corporation
- Kazutoshi Ejima
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Thin-plate supporting container with filter means
- Patent number 5,873,468
- Issue date Feb 23, 1999
- Sumitomo Sitix Corporation
- Kazutoshi Ejima
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Container
- Publication number 20020050465
- Publication date May 2, 2002
- Sumitomo Metal Industries, Ltd.
- Kazutoshi Ejima
- H01 - BASIC ELECTRIC ELEMENTS