Assignee
PHONEMATE INC
US15 patents
Top patents by PatentIndex Score
US5400393AMar 21, 1995
Voice mail digital telephone answering device
PHONEMATE INC165 citations97
US5418839AMay 23, 1995
Environmental adaptive mechanism for channel utilization in cordless telephones
PHONEMATE INC158 citations96
US5432844AJul 11, 1995
Shared line answering system with enhanced extension device features
PHONEMATE INC55 citations95
US5313516AMay 17, 1994
Telephone answering device with automatic function
PHONEMATE INC60 citations94
US5197093AMar 23, 1993
Enviromental adaptive mechanism for channel utilization in cordless telephones
PHONEMATE INC65 citations94
US5406618AApr 11, 1995
Voice activated, handsfree telephone answering device
PHONEMATE INC96 citations91
US5432836AJul 11, 1995
Interchangeable base arrangement for wall mount/desk mount telephone answering device
PHONEMATE INC36 citations89
USD356087SMar 7, 1995
Combined telephone, telephone handset and telephone answering device
PHONEMATE INC34 citations88
USD316024SApr 9, 1991
All digital telephone answering device
PHONEMATE INC10 citations73
USD315730SMar 26, 1991
Cordless telephone answering set
PHONEMATE INC10 citations73
US5289529AFeb 22, 1994
Means for improving the dynamic range of an analog/digital converter in a digital telephone answering machine
PHONEMATE INC18 citations72
US5111500AMay 5, 1992
Handset or speaker message retrieval system
PHONEMATE INC13 citations71
USD372717SAug 13, 1996
Telephone answering device base unit
PHONEMATE INC8 citations69
US5392332AFeb 21, 1995
Shared line telephone answering system with a telephone line-powered disconnect module
PHONEMATE INC6 citations61
USRE34968EJun 13, 1995
Handset or speaker message retrieval system
PHONEMATE INC4 citations60