RW

Richard A. Wallace

📍 Portland, OR: #1 of 101 inventorsTop 1%
🗺 Oregon: #3 of 384 inventorsTop 1%
Overall (1982): #1,712 of 81,411Top 3%
4
Patents 1982

Issued Patents 1982

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4341518 Dental handpiece — 1982-07-27
4341520 Dental handpiece bearing suspension system — 1982-07-27
4336284 Method for pretreating coal fly ash — 1982-06-22
4313743 Electrolytic moisture indicator inside chemical cartridges — 1982-02-02