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Tokai-mura, Japan

Yasuo Fujitani

USPTO Granted Patents = 5

Average Co-Inventor Count = 4.3

ph-index = 3

Forward Citations = 23(Granted Patents)

Location History:

Hitachi, JP (1990)
Ibaraki, JP (1993)
Tokai-mura, JP (1999 - 2001)

Company Filing History:

5 out of 42,494

The Tokyo Electric Power Company, Incorporated

Hitachi Machinery and Engineering, Ltd.

where one patent can have more than one assignee

Years Active: 1990-2001

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6269867 - Condenser and power plant (2001-08-07),

2. 5960867 - Condenser and power plant (1999-10-05),

3. 5251690 - Apparatus for collecting cleaning bodies for tubular heat exchanger (1993-10-12),

4. 5205352 - Heat exchanger for condensing vapor into liquid phase, power generating (1993-04-27),

5. 4917176 - Device for cleaning inner surfaces of heat exchanger tubes (1990-04-17),

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