Don Vaughan
18Patents
7h-index
13Co-inventors
63Inventor score
Filing activity: Mar 10, 1995 → Jul 16, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6402944B1 | Water softener control valve with removable seal stack | Emerging Cross-Sectional Technologies | 66 | Expired |
| US6444127B1 | Water conditioning unit control valve | Emerging Cross-Sectional Technologies | 33 | Expired |
| US5628899A | Control mechanism for controlling regeneration of two water treatment tanks | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5590687A | Control mechanism for a water conditioning system | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5741005A | Rotary disk control valve for a water conditioning system | Chemistry; Metallurgy | 10 | Expired |
| US7156995B2 | Aeration tank control valve system | Chemistry; Metallurgy | 9 | Expired |
| US6776901B1 | Quiet flow control washer for water softener or the like | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5680055A | Method and apparatus to sense changes in the state of a resin bed | Performing Operations; Transporting | 7 | Expired |
| US7243669B2 | Float-responsive valve with premature closure prevention | Emerging Cross-Sectional Technologies | 4 | Expired |
| US10106434B2 | Fluid treatment tank having a distributor plate | Chemistry; Metallurgy | 3 | Active |
| US9079783B2 | Distributor arrangement for a fluid treatment tank | Chemistry; Metallurgy | 1 | Active |
| US9051196B2 | Baffle plate for a water treatment device | Chemistry; Metallurgy | 1 | Active |
| US10472251B2 | Fluid treatment tank having a distributor plate | Chemistry; Metallurgy | 1 | Active |
| US12297129B2 | Water treatment tank with conductivity monitor | Chemistry; Metallurgy | 0 | Active |
| US11059727B2 | Fluid treatment tank having air blocker | Chemistry; Metallurgy | 0 | Active |
| US8961797B2 | Water treatment system tank selector valve assembly | Emerging Cross-Sectional Technologies | 0 | Active |
| US12090573B2 | Fluid treatment tank having a laser welded distributor plate | Chemistry; Metallurgy | 0 | Active |
| US12415233B2 | Fluid treatment tank having a laser welded distributor plate | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.