HJ

Heinrich John

AM Amp: 2 patents #506 of 1,260Top 45%
Overall (All Time): #2,355,197 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4548461 Connector having improved contact retainers Ulrich B. Munk 1985-10-22
4257665 Polarized electrical connector Eike Koster 1981-03-24