Did You Know...
...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 6321194 | Voice detection in audio signals The presence of a voice in an audio signal is detected by sampling frequency components of the audio signal during a window that starts when a power of the audio signal reaches a predetermined threshold and stops when the audio signal's power drops below ... | 11/20/2001 |
| 5488651 | Fax message system At least a fax message is sent via a telephone system to a telephone receiving station. From that receiving station, the fax message is routed through a multinode computer network to a prespecified network location. A telephone call by which the fax messa... | 01/30/1996 |
| 5291546 | Fax message system A method for causing information including at least FAX messages sent via a telephone system to be subjected to prespecified actions at a FAX receiving station. A telephone call is initiated via the telephone system to the FAX receiving station by dialing... | 03/01/1994 |
