Walter D. Hall

UN Unknown: 1 patents #29,356 of 83,584Top 40%

📍 Portland, OR: #3,205 of 9,213 inventorsTop 35%

🗺 Oregon: #8,503 of 28,073 inventorsTop 35%

Overall (All Time): #1,147,342 of 4,157,543Top 30%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
D964550	Mask clip	—	2022-09-20
8078368	Lift truck safety system	—	2011-12-13
7865286	Lift truck safety system	—	2011-01-04
D277866	Tire inspection unit	—	1985-03-05