RK

Roger John Koughan

📍 Auburn, CA: #83 of 253 inventorsTop 35%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,033,534 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9095289 Dental x-ray aiming device with marginal ridge indexing Steven Kent Kirkpatrick 2015-08-04
7753417 Lock manipulation device for door operator — 2010-07-13