Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10988274 | Packaging for adhesive compositions | Sheng Zhang, Rafael Ruiz, Sr. | 2021-04-27 |
| 10722688 | Device and liquid compositions for securing catheters having a rigid tapered tip | Sheng Zhang, Rafael Ruiz, Sr. | 2020-07-28 |
| D801830 | Liquid dispenser | Sheng Zhang, Rafael Ruiz, Sr. | 2017-11-07 |
| D778174 | Liquid dispenser with an elliptical tip | Sheng Zhang, Rafael Ruiz, Sr. | 2017-02-07 |
| D772407 | Liquid dispenser having a tapered tip | Sheng Zhang, Rafael Ruiz, Sr. | 2016-11-22 |
| D771250 | Liquid dispenser with an extended tip | Sheng Zhang, Rafael Ruiz, Sr. | 2016-11-08 |