ST

Stoil Rangelov Trifonov

IA International Power Supply Ad: 1 patents #1 of 4Top 25%
Overall (2021): #248,681 of 548,734Top 50%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10971940 Battery longevity extension Alexander Stoilov Rangelov, Filip Stoilov Rangelov, Kiril Todorov Marinov 2021-04-06