Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D348696 | Musical toy can | — | 1994-07-12 |
| 4449321 | Crib toy | — | 1984-05-22 |
| 4361981 | Toy make-up center | Kwok W. Tsui, Johnny S. C. Yuen | 1982-12-07 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D348696 | Musical toy can | — | 1994-07-12 |
| 4449321 | Crib toy | — | 1984-05-22 |
| 4361981 | Toy make-up center | Kwok W. Tsui, Johnny S. C. Yuen | 1982-12-07 |