Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D387814 | Infant activity gymnasium unit | Pui-Chung Lau | 1997-12-16 |
| D380231 | Electronic educational game housing | — | 1997-06-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D387814 | Infant activity gymnasium unit | Pui-Chung Lau | 1997-12-16 |
| D380231 | Electronic educational game housing | — | 1997-06-24 |