Liu; Ping-Hsiung
Patent Applications and Registrations
Patent applications and USPTO patent grants for Liu; Ping-Hsiung.The latest application filed is for "orientation adjusting apparatus for speakers".
- Liu; Ping-Hsiung - Taipei TW
- Liu; Ping-Hsiung - Tainan TW
- Liu; Ping-Hsiung - Tainan Hsien TW
| Patent | Date |
|---|---|
| Orientation adjusting apparatus for speakers Grant 6,792,117 - Liu September 14, 2 | 2004-09-14 |
| Orientation adjusting apparatus for speakers App 20030165244 - Liu, Ping-Hsiung | 2003-09-04 |
| Speaker Grant D470,472 - Liu February 18, 2 | 2003-02-18 |
| Speaker Grant D464,946 - Liu October 29, 2 | 2002-10-29 |
| Speaker Grant D436,587 - Liu , et al. January 23, 2 | 2001-01-23 |
| CD player actuation system Grant 5,251,192 - Liu October 5, 1 | 1993-10-05 |
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