PD

Paul Diffendaffer

📍 La Cañada Flintridge, CA: #6 of 27 inventorsTop 25%
🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #71,334 of 140,708Top 55%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4878748 Ultraviolet radiation and blue light blocking polarizing lens Laurie Johansen 1989-11-07