Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5839662 | Water distribution system with variable water-saving diffusers | Stephen Leon, David Leon | 1998-11-24 |
| 5823226 | Automatic variable-demand flow regulator | Stephen Leon | 1998-10-20 |
| 5816497 | Water-saving diffuser and water distribution system having water fixtures with variable water-saving diffusers | Stephen Leon, David Leon | 1998-10-06 |
| 5704390 | Automatic variable demand flow regulator | — | 1998-01-06 |