Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10435313 | Systems, devices, and methods of water filtration | Rajan G. Rajan, Liu Wei, Ajit Dighe, Charles Lieppe | 2019-10-08 |
| D840736 | Glass water dispenser | Anthony Petruzzi | 2019-02-19 |
| 10099942 | Systems and methods of eliminating filter air locks | Rajan G. Rajan, Liu Wei | 2018-10-16 |
| 9994459 | Gravity-fed and dual ion-exchange water filtration bottle | Byron Stanger, Rajan G. Rajan, Ajit Dighe, Charles Lieppe | 2018-06-12 |
| D809855 | Pitcher lid | — | 2018-02-13 |