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Hiratsuka, Japan

Tatsuhiko Katayama

USPTO Granted Patents = 3

Average Co-Inventor Count = 4.0

ph-index = 3

Forward Citations = 45(Granted Patents)

Company Filing History:

Komatsu Electronic Metals Co., Ltd.

Nippon Telegraph and Telephone Corporation

Ntt Electronics Technology Corporation

Nit Electronics Technology Corporation

where one patent can have more than one assignee

Years Active: 1997-1999

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5918136 - SOI substrate and method of producing the same (1999-06-29),

2. 5665613 - Method of making semiconductor device having SIMOX structure (1997-09-09),

3. 5658809 - SOI substrate and method of producing the same (1997-08-19),

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