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Chitose, JP
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last 30 patents
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Patent Grant
Method of manufacturing a zinc oxide varistor
Patent number
6,224,937
Issue date
May 1, 2001
Matsushita Electric Industrial Co., Ltd.
Masaaki Katsumata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Lateral high-resistance additive for zinc oxide varistor, zinc oxid...
Patent number
6,018,287
Issue date
Jan 25, 2000
Matsushita Electric Industrial Co., Ltd.
Masaaki Katsumata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Lateral high-resistance additive for zinc oxide varistor, zinc oxid...
Patent number
5,980,788
Issue date
Nov 9, 1999
Matsushita Electric Industrial Co., Ltd.
Masaaki Katsumata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Crystallized glass compositions for coating oxide-based ceramics
Patent number
5,547,907
Issue date
Aug 20, 1996
Matsushita Electric Industrial Co., Ltd.
Masaaki Katsumata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Crystallized glass compositions for coating oxide-based ceramics
Patent number
5,447,892
Issue date
Sep 5, 1995
Matsushita Electric Industrial Co., Ltd.
Masaaki Katsumata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Zinc oxide varistor, a method of preparing the same, and a crystall...
Patent number
5,294,908
Issue date
Mar 15, 1994
Matsushita Electric Industrial Co., Ltd.
Masaaki Katsumata
H01 - BASIC ELECTRIC ELEMENTS