Growing community of inventors

Bremen, Germany

Manfred Barthels

Average Co-Inventor Count = 3.00

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 = 90

Manfred Barthels ↔ Manfred Gehrig (1 patent)Manfred Barthels ↔ Otto Vitzthum (1 patent)Manfred Barthels ↔ Peter Werkhoff (1 patent)Manfred Barthels ↔ Hans Wienges (1 patent)Manfred BarthelsManfred Barthels (2 patents)Manfred GehrigManfred Gehrig (8 patents)Otto VitzthumOtto Vitzthum (8 patents)Peter WerkhoffPeter Werkhoff (3 patents)Hans WiengesHans Wienges (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hag Aktiengesellschaft (1 from 7 patents)

2. Hag Gf Aktiengesellschaft (1 from 6 patents)


2 patents:

1. 4506072 - Regeneration of caffeine-loaded activated carbon with hot water

2. 4134535 - Pressure relief valve for packing containers

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idiyas.com
as of
12/19/2025
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