RH

Ron Helfan

Overall (2017): #111,837 of 506,227Top 25%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9825194 Self aligning soldering Slava Hasin 2017-11-21
9741886 Thin film solar collector and method Slava Hasin 2017-08-22