Chu; Helen
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chu; Helen.The latest application filed is for "virtual circuit management in cellular telecommunications".
- Chu; Helen - New York NY
- Chu; Helen - Goshen IN
| Patent | Date |
|---|---|
| Virtual circuit management in cellular telecommunications Grant 5,633,868 - Baldwin , et al. May 27, 1 | 1997-05-27 |
| Hand-off management for cellular telephony Grant 5,539,744 - Chu , et al. July 23, 1 | 1996-07-23 |
| Orthopaedic implant device Grant 5,443,512 - Parr , et al. August 22, 1 | 1995-08-22 |
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