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Vienna, Austria

Erich Berger

USPTO Granted Patents = 5

Average Co-Inventor Count = 1.7

ph-index = 4

Forward Citations = 264(Granted Patents)

Location History:

Vienna, OE (1976 - 1977)
Vienna, AT (1980 - 2000)

Company Filing History:

Oesterreichische Nationalbank

2 out of 14,087

U.S. Philips Corporation

Years Active: 1976-2000

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6165592 - Document with doped optical security attribute, layer composite for (2000-12-26),

2. 4740269 - Process and apparatus for applying authenticating coding to (1988-04-26),

3. 4186480 - Method of manufacturing a rotatable magnetic head arrangement (1980-02-05),

4. 4044868 - Slipping coupling for a recording and/or playback apparatus (1977-08-30),

5. 3930582 - System for testing paper money and the like (1976-01-06),

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