Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5553344 | Pick-up device | — | 1996-09-10 |
| 5499008 | Apparatus for providing artificial sounds in the vicinity of a toilet and method thereof | Richard Wu | 1996-03-12 |
| 4434938 | Aroma system | Edward Rosenkrantz | 1984-03-06 |