JJ

John E. Greivenkamp, Jr.

UP University Patents: 2 patents #1 of 28Top 4%
📍 Tucson, AZ: #5 of 86 inventorsTop 6%
🗺 Arizona: #30 of 528 inventorsTop 6%
Overall (1982): #11,891 of 81,411Top 15%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4331877 Transverse tomography with optical filtering Harrison H. Barrett, William Swindell, Scott Gordon 1982-05-25
4329588 Polarization switched optical filtering for transverse tomography Harrison H. Barrett, William Swindell 1982-05-11