David G. Koland

WH Whirlpool: 2 patents #1,524 of 3,480Top 45%

📍 Moose Lake, MN: #3 of 13 inventorsTop 25%

🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%

Overall (All Time): #2,357,106 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4437205	Vacuum cleaner nozzle lift device	—	1984-03-20
4397058	Furniture guard and bearing pad for vacuum cleaner nozzle	—	1983-08-09