KD

Kurt Drewelow

Overall (All Time): #761,467 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6260570 Puncture disc raft inflation valve having a one-piece valve body Lloyd G. Wass 2001-07-17
6071084 Aspirator Lloyd G. Wass, Robert Venne, Alan Bohlig 2000-06-06
6009895 Free rotating inlet check valve for inflatable devices Lloyd G. Wass, Russell G. Tretter 2000-01-04
6007049 High pressure gas valve having an inverted stem/seat design and a soft seated removable stem cartridge Lloyd G. Wass, Claes Granfelt 1999-12-28
5860669 Ball-exchange trailer hitch system Lloyd G. Wass, Michael Nelson 1999-01-19
5741022 Ball-exchange trailer hitch Lloyd G. Wass, Michael Nelson 1998-04-21
5495865 Temperature relief valve with thermal trigger Lloyd G. Wass 1996-03-05