YK

Yefim Kereth

Overall (2017): #91,644 of 506,227Top 20%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9616994 Asymmetric multirotor helicopter 2017-04-11
9587900 Omni-directional recoil energy absorption mechanism 2017-03-07