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Helmut Rieder

USPTO Granted Patents = 6 (Patent Applications = 1)

Average Co-Inventor Count = 2.6

ph-index = 3

Forward Citations = 37(Granted Patents)

Company Filing History:

Efkon Entwicklung Forschung & Konstruktion Von Sondermaschinen Ges. M..b.h.

Efkon USA, Inc.

Years Active: 2003-2009

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7550727 - Infrared (IR) receiving device (2009-06-23),

2. 7447480 - Wireless, especially mobile, communication device for communicating with communication devices in vehicles (2008-11-04),

3. 7375648 - Vehicle occupancy identification system (2008-05-20),

4. 7128262 - Automatic fee charging system (2006-10-31),

5. 6681080 - Wake-up circuit for an electronic apparatus (2004-01-20),

6. 6567200 - Photoelectric current amplifying circuit (2003-05-20),

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