DJ

Dennis E. J. Johnson

AS Aqua-Ion Systems: 4 patents #1 of 2Top 50%
SL Spi Lighting: 3 patents #1 of 3Top 35%
🗺 Wisconsin: #7 of 2,194 inventorsTop 1%
Overall (1997): #1,274 of 185,788Top 1%
8
Patents 1997

Issued Patents 1997

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5685994 Method for water treatment and purification using gas ion plasma source and disinfectant metal ion complexes 1997-11-11
5676455 Wall mountable lighting fixture Dean R. Smith 1997-10-14
D380853 Wall mountable light shade 1997-07-08
5635059 Method and apparatus for water treatment and purification using gas ion plasma source and disinfectant metal ion complexes 1997-06-03
D379548 Wall mountable light shade 1997-05-27
5622622 Ultraviolet sterilizer and source of ionized molecules for electrocoalescent/magnetic separation (ECMS) removal of contaminants from water streams 1997-04-22
5616250 Method for mixing coagulating agents into a contaminated water flow, and for removing contaminants therefrom Clifford F. Frith 1997-04-01
5597479 Electro-coalescence/magnetic separation (ECMS) system and components for removal of contaminants from water streams, including desalinization 1997-01-28