Leonard W. Cheslak

PP Poly-Optical Products: 2 patents #4 of 8Top 50%

📍 Tustin, CA: #555 of 1,327 inventorsTop 45%

🗺 California: #185,134 of 386,348 inventorsTop 50%

Overall (All Time): #2,338,310 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4790752	Illuminated dental impression tray	—	1988-12-13
4765701	Illuminator optical fiber rod	—	1988-08-23