FZ

Friedrich Zwickel

AT AT&T: 2 patents #7,280 of 18,772Top 40%
AT American Telephone And Telegraph: 1 patents #132 of 699Top 20%
📍 Whitehall, PA: #75 of 177 inventorsTop 45%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,286,878 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5416867 Passive temperature-compensated optical wave guide coupler Neal H. Thorsten 1995-05-16
4657346 Optical packages including fiber seals Robert Berry, Stanley L. Kaufman 1987-04-14