| 6226369 |
Telephone with novel FSK decoding means, simultaneous off-hook caller ID reception means, and set of configurable function key means |
Zhi-Cheng Sun, Man Wong, Tin-Po Chan, Yeung-How Lim |
2001-05-01 |
| 6067355 |
Methods and apparatus for displaying caller-ID information for a call waiting caller |
Yeung-How Lim |
2000-05-23 |
| 6058172 |
Telephone with novel FSK decoding means, simultaneous off-hook caller ID reception means, and set of configurable function key means |
Zhi-Cheng Sun, Man Wong, Tin-Po Chan, Yeung-How Lim |
2000-05-02 |
| 6016341 |
Telephone with data acquisition means |
— |
2000-01-18 |
| 5883942 |
Voice caller I.D. apparatus |
Yeung-How Lim |
1999-03-16 |
| 5796810 |
Apparatus for dialing of caller ID block code and receiving call waiting caller-ID-signal |
Yeung-How Lim |
1998-08-18 |
| 5742669 |
Telephone for storing particulars of outgoing calls and/or special service codes |
— |
1998-04-21 |
| 5265145 |
Alphanumeric caller identification telephone |
— |
1993-11-23 |