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Hirofumi Nakata

USPTO Granted Patents = 9

EPO Patents = 1

Average Co-Inventor Count = 3.3

ph-index = 7

Forward Citations = 769(Granted Patents)

Location History:

Nara-ken, JP (1997)
Yamatotakada, JP (1997 - 2001)
Tenri, JP (2002)
Nara, JP (2007 - 2008)

Company Filing History:

9 out of 25,537

Sharp Kabushiki Kaisha Corporation

Tabuchi Electric Co., Ltd.

where one patent can have more than one assignee

Years Active: 1997-2008

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7439635 - Output suppressing method of a plurality of dispersed power sources and dispersed power source managing system (2008-10-21),

2. 7312539 - Output suppressing method of a plurality of dispersed power sources and dispersed power source managing system (2007-12-25),

3. 7177148 - Outdoor-installed power conditioner device (2007-02-13),

4. 6448489 - Solar generation system (2002-09-10),

5. 6172889 - Inverter apparatus islanding operation detecting method and inverter apparatus capable of surely detecting an islanding operation with a simple construction (2001-01-09),

6. 5914866 - Device and method for controlling inverter performing feedback control (1999-06-22),

7. 5719758 - Inverter control method and inverter apparatus using the method (1998-02-17),

8. 5668713 - Inverter control method and inverter control device performing feedback (1997-09-16),

9. 5625539 - Method and apparatus for controlling a DC to AC inverter system by a (1997-04-29),

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