Richart F. Crall

📍 Tualatin, OR: #3 of 16 inventorsTop 20%

🗺 Oregon: #179 of 893 inventorsTop 25%

Overall (1989): #33,925 of 140,708Top 25%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4814870	Portable infrared imaging apparatus	—	1989-03-21