Growing community of inventors

St. Ulrich, Austria

Hans Ledwinka

Average Co-Inventor Count = 4.44

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 = 1

Hans LedwinkaNorbert Hafner (2 patents)Hans LedwinkaWolfgang Neissl (1 patent)Hans LedwinkaFriedrich Mitter (1 patent)Hans LedwinkaElisabeth Bruckm Uller (1 patent)Hans LedwinkaWilfried T Oltsch (1 patent)Hans LedwinkaJosef Kurz (1 patent)Hans LedwinkaHans Ledwinka (2 patents)Norbert HafnerNorbert Hafner (22 patents)Wolfgang NeisslWolfgang Neissl (13 patents)Friedrich MitterFriedrich Mitter (1 patent)Elisabeth Bruckm UllerElisabeth Bruckm Uller (1 patent)Wilfried T OltschWilfried T Oltsch (1 patent)Josef KurzJosef Kurz (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Pcd Polymere Gesellschaft M.b.h. (2 from 20 patents)


2 patents:

1. 5629255 - Highly active catalysts for olefin polymerization and a polymerization

2. 5596076 - Process for the preparation of elastomeric polypropylenes

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1/11/2026
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