GM

Gordon L. Marquart

JD John Deere: 6 patents #791 of 5,518Top 15%
Overall (All Time): #888,968 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5673025 Fluid leak detector mechanism Maria Rosalyn Bengua Refugio, Mark E. Lamb 1997-09-30
5011465 Wide speed-range multi-speed power shift transmission Dennis L. Jeffries, Timothy Mattson 1991-04-30
4915193 Air/oil level control for transmission lubrication 1990-04-10
4413715 Self-energized synchronizer Richard A. Michael, Dalsang Kanabhai Chaudhari 1983-11-08
4318305 Synchronized transmission Peter D. Wetrich, Volker Huckler, Vasile Benedek 1982-03-09
4296649 Hydraulically operated transmission control 1981-10-27