JG

John M. Griffiths

BR Brunswick: 8 patents #3 of 88Top 4%
📍 Fond du Lac, WI: #1 of 30 inventorsTop 4%
🗺 Wisconsin: #4 of 1,637 inventorsTop 1%
Overall (1989): #779 of 140,708Top 1%
8
Patents 1989

Issued Patents 1989

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
4872859 Lift and latch apparatus for an outboard motor Lyle M. Forsgren, Neil A. Newman, Wayne T. Beck 1989-10-10
4872857 Operation optimizing system for a marine drive unit Neil A. Newman, Herbert A. Bankstahl, Lyle M. Forsgren, Wayne T. Beck 1989-10-10
4861292 Speed optimizing positioning system for a marine drive unit Wayne T. Beck, Neil A. Newman 1989-08-29
4842559 Position control system for a marine propulsion device John J. Litjens, Michael A. Karls 1989-06-27
4836812 Steering system for auxiliary marine engine 1989-06-06
4836811 Transom extension mounting assembly for outboard motors John J. Litjens, Neil A. Newman 1989-06-06
4836151 Two cycle engine with turbulence generator at reed valves John J. Litjens, Robert J. Baumhardt 1989-06-06
4813897 Combined trim, tilt and lift apparatus for a marine propulsion device Neil A. Newman, Wayne T. Beck 1989-03-21