Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9994459 | Gravity-fed and dual ion-exchange water filtration bottle | Doug Kellam, Rajan G. Rajan, Ajit Dighe, Charles Lieppe | 2018-06-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9994459 | Gravity-fed and dual ion-exchange water filtration bottle | Doug Kellam, Rajan G. Rajan, Ajit Dighe, Charles Lieppe | 2018-06-12 |