JP

John Piechnick

AL Astec International Limited: 2 patents #74 of 295Top 30%
Overall (All Time): #1,599,397 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6906609 Planar transformer — 2005-06-14
6727793 Low-power transformer for printed circuit boards — 2004-04-27
4996637 Electrical converter utilizing switched uni-directional and bi-directional energy sources — 1991-02-26