Growing community of inventors

Obenheim-Benfeld, France

Roland Sigwalt

Average Co-Inventor Count = 6.00

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 = 4

Roland Sigwalt ↔ Dietmar Pfefferkorn (1 patent)Roland Sigwalt ↔ Ludwig Kreitner (1 patent)Roland Sigwalt ↔ Norbert Schaeffer (1 patent)Roland Sigwalt ↔ Roland Sold (1 patent)Roland Sigwalt ↔ Uwe Brinkmann (1 patent)Roland SigwaltRoland Sigwalt (1 patent)Dietmar PfefferkornDietmar Pfefferkorn (10 patents)Ludwig KreitnerLudwig Kreitner (8 patents)Norbert SchaefferNorbert Schaeffer (6 patents)Roland SoldRoland Sold (4 patents)Uwe BrinkmannUwe Brinkmann (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Basf Aktiengesellschaft (1 from 10,754 patents)


1 patent:

1. 4632334 - Tape cassette, in particular a magnetic tape cassette, and a reel

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12/6/2025
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