Growing community of inventors

Ochtrup, Germany

Franz-Josef Hagemann

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 = 12

Franz-Josef Hagemann ↔ Bernd Hewing (1 patent)Franz-Josef Hagemann ↔ Lothar Stufchen (1 patent)Franz-Josef Hagemann ↔ Bernd Bolle (1 patent)Franz-Josef HagemannFranz-Josef Hagemann (1 patent)Bernd HewingBernd Hewing (3 patents)Lothar StufchenLothar Stufchen (1 patent)Bernd BolleBernd Bolle (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Steag Aktiengesellschaft (1 from 47 patents)

2. 2h Kunststoff Gmbh (1 from 2 patents)


1 patent:

1. 6145582 - Heat accumulator block for regenerated heat exchanger

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12/13/2025
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