RD

Raymond Jeffrey Dufty

TP Tru-Turf Pty: 5 patents #1 of 1Top 100%
Overall (All Time): #347,398 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
10842064 Rolling assembly 2020-11-24
10362737 Roller assembly 2019-07-30
9918421 Spiker roller 2018-03-20
8499849 Roller cleaning assembly 2013-08-06
7997826 Roller assembly 2011-08-16
7934886 Rolling apparatus with three undercarriages having smoothing rollers 2011-05-03
7556466 Trailer 2009-07-07
7438516 Trailer 2008-10-21
6840543 Trailer 2005-01-11
6712155 Ground roller and aerator mounted carriage 2004-03-30
6460624 Ground aeration apparatus 2002-10-08
6457903 Rolling apparatus 2002-10-01
5509487 Coring apparatus Ronald S. Kaye 1996-04-23
5468267 Rolling apparatus Ronald S. Kaye 1995-11-21