Growing community of inventors

Nurnberg, Germany

Helmut Helldorfer

Average Co-Inventor Count = 4.00

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

Helmut Helldorfer ↔ Bernhard Roas (1 patent)Helmut Helldorfer ↔ Manfred Wilhelm (1 patent)Helmut Helldorfer ↔ Alexander Jenovelis (1 patent)Helmut HelldorferHelmut Helldorfer (1 patent)Bernhard RoasBernhard Roas (9 patents)Manfred WilhelmManfred Wilhelm (6 patents)Alexander JenovelisAlexander Jenovelis (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Siemens Aktiengesellschaft (1 from 30,061 patents)


1 patent:

1. 6074991 - Process for producing an elongated superconductor with a bismuth phase

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1/11/2026
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