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Kishiwada, Japan

Shigenori Hato

This inventor holds 7 USPTO granted patents. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1999-2014.

USPTO Granted Patents = 7

% Patents Active = 42.9

Average Co-Inventor Count = 3.8

ph-index = 5

Forward Citations = 220(Granted Patents)

Location History:

Kishiwada, JP (1999 - 2009)
Osaka, JP (2009 - 2014)

Company Filing History:

7 out of 25,939

Sharp Kabushiki Kaisha Corporation

Years Active: 1999-2014

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8627531 - Vacuum cleaner and device having ion generator (2014-01-14),

2. 7611553 - Dust collector and vacuum cleaner provided with the same (2009-11-03),

3. 7591043 - Vacuum cleaner and device having ion generator (2009-09-22),

4. 6742220 - Nozzle unit for vacuum cleaner (2004-06-01),

5. 6345408 - Electric vacuum cleaner and nozzle unit therefor (2002-02-12),

6. 6189180 - Suction tool for an electric vacuum cleaner (2001-02-20),

7. 5901411 - Suction tool for an electric vacuum cleaner (1999-05-11),

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