LM

Lester R. Mathews

CS Caretaker Systems: 8 patents #1 of 11Top 10%
UN Unknown: 6 patents #2,010 of 83,584Top 3%
📍 Phoenix, AZ: #406 of 6,660 inventorsTop 7%
🗺 Arizona: #2,331 of 32,909 inventorsTop 8%
Overall (All Time): #327,708 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
6592752 Cleaning system for swimming pools and the like 2003-07-15
6288644 Perimeter monitoring system Thomas E. Berk, M. Shaun Farrier 2001-09-11
6138293 Adjustable mounting collar for a retractable cleaning head 2000-10-31
6128792 Retractable aerator 2000-10-10
5785846 Venturi-powered filtration system for pools Steven R. Barnes 1998-07-28
5040250 Return fitting with releasable cap Steven R. Barnes 1991-08-20
4951326 Return fitting with releasable cap Steven R. Barnes 1990-08-28
4689145 Dry well filtration system John A. Work 1987-08-25
4561134 Fitting assembly for vinyl lined pools Jay M. Galvin 1985-12-31
4559653 Rotatable hydrotherapy nozzle 1985-12-24
4433863 Pool nozzle head removing and replacing tool 1984-02-28
4371994 Rotational indexing nozzle arrangement 1983-02-08
4347979 Swimming pool cleaner 1982-09-07
4271541 Apparatus for intermittent delivery of fluid under pressure 1981-06-09
4202499 Swimming pool cleaner 1980-05-13