Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7824349 | Massage chair having concealable leg massage unit | — | 2010-11-02 |
| 7022092 | Four massaging head type massaging mechanism and massaging apparatus incorporating the same | Nobuzo Shimizu, Satoru Shiraishi | 2006-04-04 |
| 6980442 | 384X-based burst mode PWM controller | Xu Zhang, Xin Wu | 2005-12-27 |