MS

Mark F. Sommars

Caterpillar: 2 patents #53 of 374Top 15%
📍 Sparland, IL: #1 of 2 inventorsTop 50%
🗺 Illinois: #421 of 4,656 inventorsTop 10%
Overall (1997): #30,557 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5697342 Hydraulically-actuated fuel injector with direct control needle valve Michael D. Anderson, Dennis H. Gibson, Gregory W. Hefler, Dale C. Maley, Ronald D. Shinogle 1997-12-16
5628293 Electronically-controlled fluid injector system having pre-injection pressurizable fluid storage chamber and direct-operated check Dennis H. Gibson, Gregory W. Hefler, Ronald D. Shinogle, Howard N. Cannon 1997-05-13