JA

Joseph F. Andera

SC Stereo Optical Company: 2 patents #1 of 5Top 20%
📍 Trumbull, CT: #183 of 533 inventorsTop 35%
🗺 Connecticut: #12,311 of 34,797 inventorsTop 40%
Overall (All Time): #1,658,003 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5216458 Apparatus and method for testing visual accuity and contrast sensitivity Pete Kaldis, Richard Unger 1993-06-01
4844607 Vision tester with color corrected illuminating system Pete Kaldis 1989-07-04
4201319 Dispensing system employing liquid cryogen Robert C. Eisenberg 1980-05-06