DC

Dennis Chisum

📍 Ephrata, WA: #11 of 39 inventorsTop 30%
🗺 Washington: #35,300 of 76,902 inventorsTop 50%
Overall (All Time): #2,172,156 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7094135 Abrasivejet cutting head with back-flow prevention valve Stanley Swenson 2006-08-22
6601783 Abrasivejet nozzle and insert therefor Perry Freeborn 2003-08-05