Assignee
PHONEMATE INC
US·15 granted patents·738 citations·filing 1989–1995
Top patents by PatentIndex Score
15 records- 0188US5400393AVoice mail digital telephone answering devicePHONEMATE INC·Filed 1994·Granted Mar 21, 1995·165 cites·14 claims
- 0287US5418839AEnvironmental adaptive mechanism for channel utilization in cordless telephonesPHONEMATE INC·Filed 1993·Granted May 23, 1995·158 cites·31 claims
- 0385USD356087SCombined telephone, telephone handset and telephone answering devicePHONEMATE INC·Filed 1994·Granted Mar 7, 1995·34 cites·1 claims
- 0478US5406618AVoice activated, handsfree telephone answering devicePHONEMATE INC·Filed 1992·Granted Apr 11, 1995·96 cites·31 claims
- 0572US5197093AEnviromental adaptive mechanism for channel utilization in cordless telephonesPHONEMATE INC·Filed 1991·Granted Mar 23, 1993·65 cites·10 claims
- 0671US5432844AShared line answering system with enhanced extension device featuresPHONEMATE INC·Filed 1994·Granted Jul 11, 1995·55 cites·12 claims
- 0771US5313516ATelephone answering device with automatic functionPHONEMATE INC·Filed 1992·Granted May 17, 1994·60 cites·14 claims
- 0864USD316024SAll digital telephone answering devicePHONEMATE INC·Filed 1989·Granted Apr 9, 1991·10 cites·1 claims
- 0964USD315730SCordless telephone answering setPHONEMATE INC·Filed 1989·Granted Mar 26, 1991·10 cites·1 claims
- 1059US5432836AInterchangeable base arrangement for wall mount/desk mount telephone answering devicePHONEMATE INC·Filed 1993·Granted Jul 11, 1995·36 cites·5 claims
- 1150US5289529AMeans for improving the dynamic range of an analog/digital converter in a digital telephone answering machinePHONEMATE INC·Filed 1990·Granted Feb 22, 1994·18 cites·30 claims
- 1248USD372717STelephone answering device base unitPHONEMATE INC·Filed 1995·Granted Aug 13, 1996·8 cites·1 claims
- 1345US5111500AHandset or speaker message retrieval systemPHONEMATE INC·Filed 1990·Granted May 5, 1992·13 cites·3 claims
- 1435US5392332AShared line telephone answering system with a telephone line-powered disconnect modulePHONEMATE INC·Filed 1992·Granted Feb 21, 1995·6 cites·14 claims
- 1533USRE34968EHandset or speaker message retrieval systemPHONEMATE INC·Filed 1993·Granted Jun 13, 1995·4 cites·3 claims
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