PK

Philip E. Koenigs

TE Tennant: 2 patents #86 of 188Top 50%
Overall (All Time): #2,292,985 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5295277 Convertible sweeper Michael T. Basham 1994-03-22
4805256 Scrubber squeegee pivoted concentric with brush drive Richard A. Mason 1989-02-21