KK

Keith Krumbeck

UN Unknown: 2 patents #12,644 of 83,584Top 20%
SP Spectrum Products: 1 patents #8 of 18Top 45%
TC The Cheney: 1 patents #5 of 9Top 60%
Overall (All Time): #1,044,014 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6378659 Swimming pool lift 2002-04-30
6170612 Swimming pool lift 2001-01-09
5572921 Lift for the handicapped 1996-11-12
5218727 Above ground spa lift for the handicapped 1993-06-15
4283803 Process for immersing in a swimming pool disabled persons using a wheelchair 1981-08-18