PS

Philip Carl Spengler

Caterpillar: 2 patents #115 of 825Top 15%
📍 Washington, IL: #4 of 13 inventorsTop 35%
🗺 Illinois: #1,252 of 8,257 inventorsTop 20%
Overall (2022): #121,247 of 548,613Top 25%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11318399 Locking feature for a filter Jeffrey R. Ries, Jon T. Immel, Darrell Lee Morehouse, III, Stephen Ellis Oedewaldt 2022-05-03
11318400 Top and bottom loaded filter and locking mechanism Jeffrey R. Ries, Jon T. Immel, Darrell Lee Morehouse, III, Stephen Ellis Oedewaldt 2022-05-03