Growing community of inventors

Lübeck, Germany

Roland Eiwen

Average Co-Inventor Count = 2.00

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 = 8

Roland EiwenBjörn Ehler (1 patent)Roland EiwenRoland Eiwen (1 patent)Björn EhlerBjörn Ehler (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Dräger Safety Ag&co. Kgaa (1 from 296 patents)


1 patent:

1. 7988452 - Test head for protective mask testing and test head system

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12/18/2025
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