JE

Johann Eirich

📍 Ruppertshofen, DE: #1 of 3 inventorsTop 35%
Overall (All Time): #1,729,342 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12378632 Bauxite processing method Boris Nikolaevich Ulko, Vitali Welmann 2025-08-05
11911776 Method for integrated processing of finely dispersed metal-containing waste Boris Nikolaevich Ulko, Vitali Welmann 2024-02-27