Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5870843 | Motion generating mechanism for a music box | Feng-Hsiang Hsu, Win-Hseng Laing | 1999-02-16 |
| 5525747 | Music box having dual sets of ornament moving elements | Feng-Hsiang Hsu | 1996-06-11 |
| 5510571 | Driving mechanism for a music box mounted doll | Feng-Hsiang Hsu | 1996-04-23 |
| 5424485 | Motion generating mechanism for a music box | Feng-Hsiang Hsu | 1995-06-13 |
| 5371318 | Motion generation mechanism for a music box | Feng-Hsiang Hsu | 1994-12-06 |
| 5342988 | Structure of music box | Feng-Hsiang Hsu | 1994-08-30 |
| 5276271 | Music box motion generation mechanism | Feng-Hsiang Hsu | 1994-01-04 |