Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11712493 | Apparatus and method for air freshening | Qunhui Guo, Luciano M. Parrinello | 2023-08-01 |
| 11638771 | Apparatus and method for delivering a volatile material | Gui Min Shi, Tai-Shung Chung, Calum MacBeath | 2023-05-02 |