MJ

Mark A. Jefferis

AI Acf Industries Incorporated: 2 patents #46 of 178Top 30%
📍 Webster Groves, MO: #100 of 205 inventorsTop 50%
🗺 Missouri: #8,863 of 23,789 inventorsTop 40%
Overall (All Time): #2,370,897 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4305360 Engine automatic idle speed control apparatus Paul M. Meyer, Richard D. Doerr, Steven Bollinger, Chusak Tansuwan 1981-12-15
4274144 Fuel control system development apparatus Paul M. Meyer, Robert H. Beckwith, Richard Allman 1981-06-16