DR

David Robert Rupp

📍 Frederick, MD: #25 of 88 inventorsTop 30%
🗺 Maryland: #926 of 3,464 inventorsTop 30%
Overall (2018): #441,344 of 503,207Top 90%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9925469 Tilt and drop track switching element Cynthia Lynn Emerick-Whitson 2018-03-27