Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5190648 | Water purifying method and apparatus | — | 1993-03-02 |
| 4385724 | Apparatus for controlling the water temperature of a spa | Ronald M. Scholer | 1983-05-31 |
| 4224362 | Method of enhancing an embossed translucent flexible sheet material | — | 1980-09-23 |