JG

John R. Grayson

AQ Aquion: 2 patents #1 of 11Top 10%
Overall (All Time): #883,132 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6193882 Pressurized brining system 2001-02-27
6129836 Two-chamber fluid control valve and water softener incorporating same 2000-10-10
5645105 Tank-filling shut-off valve 1997-07-08
D371186 Container for brine and water treatment system 1996-06-25
5082557 Control head for water purifier David Pettinato 1992-01-21
4482456 Reverse osmosis liquid treating apparatus 1984-11-13