Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Peter Rosenkranz — 4 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Lörrach, DE: #149 of 558 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Peter Rosenkranz has been granted 4 US patents while listed as an inventor at Unknown. The first was granted in 2016 and the most recent in August 2023. Peter Rosenkranz ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Peter Rosenkranz in Lörrach, DE.

Patents per Year

Patents granted per year, 2016 to 2023Bar chart with a peak of 1 patents in 2016.peak 12016: 1 patents20162019: 1 patents20192021: 1 patents20212023: 1 patents2023

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11723366 Alkali metal salt for use in treatment of Varroa destructor mite infestation of honey bees Stefan Hannus, Bettina Ziegelmann 2023-08-15
10980238 Alkali metal salt for use in treatment of varroa destructor mite infestation of honey bees Stefan Hannus, Bettina Ziegelmann 2021-04-20
10375963 Alkali metal salt for use in treatment of Varroa destructor mite infestation of honey bees Stefan Hannus, Bettina Ziegelmann 2019-08-13
9326507 Pheromone composition for treating Varroa mite infestation Bettina Ziegelmann 2016-05-03