Growing community of inventors

Oberursel, Germany

Alfred Berky

Average Co-Inventor Count = 1.60

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 5

Alfred BerkyMarion Aumueller (1 patent)Alfred BerkyGuido Koch (1 patent)Alfred BerkyLothar Thiel (1 patent)Alfred BerkyAlfred Berky (2 patents)Marion AumuellerMarion Aumueller (1 patent)Guido KochGuido Koch (1 patent)Lothar ThielLothar Thiel (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. P.i.v. Antrieb Werner Reimers Gmbh & Co. Kg (2 from 11 patents)


2 patents:

1. 6301986 - Gear arrangement, especially for a double screw extruder

2. 6178851 - Gear for twin-screw extruder

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12/19/2025
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