Growing community of inventors

Hamburg, Germany

David Schlenker

Average Co-Inventor Count = 3.75

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 = 0

David SchlenkerAndreas Bleckmann (2 patents)David SchlenkerStephanie Von Der Fecht (10 patents)David SchlenkerAndreas B Kummer (7 patents)David SchlenkerKerstin Skubsch (1 patent)David SchlenkerHeike Lerg (4 patents)David SchlenkerBirgit Heitmann (1 patent)David SchlenkerTatjana Schade (1 patent)David SchlenkerSina Brinkmann (1 patent)David SchlenkerCelina Storbeck (1 patent)David SchlenkerHeike Volbrich (0 patent)David SchlenkerSarah Sprock (0 patent)David SchlenkerDavid Schlenker (2 patents)Andreas BleckmannAndreas Bleckmann (21 patents)Stephanie Von Der FechtStephanie Von Der Fecht (10 patents)Andreas B KummerAndreas B Kummer (7 patents)Kerstin SkubschKerstin Skubsch (4 patents)Heike LergHeike Lerg (4 patents)Birgit HeitmannBirgit Heitmann (2 patents)Tatjana SchadeTatjana Schade (1 patent)Sina BrinkmannSina Brinkmann (1 patent)Celina StorbeckCelina Storbeck (1 patent)Heike VolbrichHeike Volbrich (0 patent)Sarah SprockSarah Sprock (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Beiersdorf Ag (2 from 538 patents)


2 patents:

1. 10952935 - Cosmetic preparation containing soda-lime-borosilicate glass beads

2. 9808410 - Octocrylene-free sunscreen composition with low stickiness

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as of
1/13/2026
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