Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5267371 | Cyclonic back-pack vacuum cleaner | Norman V. Soler, Tat-Chi A. Tsui | 1993-12-07 |
| 5101532 | Powder dispensing and cleaning apparatus | James Dyson | 1992-04-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5267371 | Cyclonic back-pack vacuum cleaner | Norman V. Soler, Tat-Chi A. Tsui | 1993-12-07 |
| 5101532 | Powder dispensing and cleaning apparatus | James Dyson | 1992-04-07 |