Growing community of inventors

Obertshausen, Germany

Wiltrud Schaefer-Treffenfeldt

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 = 0

Wiltrud Schaefer-Treffenfeldt ↔ Akos Kiss (1 patent)Wiltrud Schaefer-Treffenfeldt ↔ Elfriede Sextl (1 patent)Wiltrud Schaefer-Treffenfeldt ↔ Stefan Stockhammer (1 patent)Wiltrud Schaefer-Treffenfeldt ↔ Sems Yonsel (1 patent)Wiltrud Schaefer-Treffenfeldt ↔ Heike Kinz (1 patent)Wiltrud Schaefer-TreffenfeldtWiltrud Schaefer-Treffenfeldt (1 patent)Akos KissAkos Kiss (27 patents)Elfriede SextlElfriede Sextl (7 patents)Stefan StockhammerStefan Stockhammer (4 patents)Sems YonselSems Yonsel (3 patents)Heike KinzHeike Kinz (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Degussa Aktiengesellschaft (1 from 1,678 patents)


1 patent:

1. 5676838 - Process for isolating hydroxymonocarboxylic and tricarboxylic acids

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1/8/2026
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