Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11173225 | Anion essential-oil fragrance machine vibration-wave-conduction cup-bottom-element reinforcement and replaceable water-cup and nozzle structure | — | 2021-11-16 |
| 10640050 | Holding device for motor vehicle air freshener | — | 2020-05-05 |
| 10322258 | Anion perfume machine in which throttling and shock absorption water blocking sheet and oscillator generating inclined vibration waves are configured | — | 2019-06-18 |
| 5557990 | Actuating device for use in powered screwdriver | — | 1996-09-24 |