Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8076558 | Reinforced music box | — | 2011-12-13 |
| 7067728 | Spring operated record player organ | — | 2006-06-27 |
| 7006405 | Portable ultrasound height measuring apparatus | — | 2006-02-28 |
| 6960711 | Inventive structure of spring driving musical movement reduction device | — | 2005-11-01 |
| 6700042 | Structure of spring driving musical movement | — | 2004-03-02 |
| 5567892 | Motor driving electronic music box | — | 1996-10-22 |
| 5498833 | Electric music box powered by wind-up | — | 1996-03-12 |