LH

Leon Helfet

LL Lucky Litter: 1 patents #8 of 15Top 55%
RS Radio Systems: 1 patents #98 of 186Top 55%
📍 Camarillo, CA: #133 of 887 inventorsTop 15%
🗺 California: #82,707 of 386,348 inventorsTop 25%
Overall (All Time): #744,888 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8567348 Manual litter box Alan J. Cook, Thomas E. Devlin, Kevin John Augustyniak 2013-10-29
7997230 Manual litter box Alan J. Cook, Thomas E. Devlin, Kevin John Augustyniak 2011-08-16
7601258 Aquarium filter water return chamber 2009-10-13
7425274 Aquarium filter unit 2008-09-16
7155999 Strap wrench for gripping and turning generally cylindrical objects 2007-01-02
6789450 Manually operated strap wrench for turning generally cylindrical objects 2004-09-14
6178563 Toilet deodorizer 2001-01-30