Growing community of inventors

Mainz, Germany

Petra Barth

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 = 45

Petra Barth ↔ Christel Schmelzer (1 patent)Petra Barth ↔ Karin Drechsel (1 patent)Petra Barth ↔ Barbara Niklaus-Humke (1 patent)Petra BarthPetra Barth (1 patent)Christel SchmelzerChristel Schmelzer (9 patents)Karin DrechselKarin Drechsel (1 patent)Barbara Niklaus-HumkeBarbara Niklaus-Humke (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Boehringer Ingelheim Pharma Kg (1 from 149 patents)

2. Boehringer Ingelheim Pharma Gmbh & Co Kg (194 patents)


1 patent:

1. 6890517 - Inhalable formulation of a solution containing a tiotropium salt

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1/14/2026
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