Growing community of inventors

Garmisch-Partenkirchen, Germany

Frank P Marker

Average Co-Inventor Count = 1.50

ph-index = 2

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 = 11

Frank P Marker ↔ Hannes Marker (1 patent)Frank P Marker ↔ Hans C Marker (1 patent)Frank P MarkerFrank P Marker (2 patents)Hannes MarkerHannes Marker (11 patents)Hans C MarkerHans C Marker (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,812 patents)

2. Hannes Marker (1 from 9 patents)


2 patents:

1. 4528924 - Sailboard provided with foot-retaining loops

2. 4498411 - Sailboard rig and boom

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as of
12/19/2025
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