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Torrance, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Full duplex speakerphone system
Patent number
6,009,165
Issue date
Dec 28, 1999
Casio PhoneMate, Inc.
Mark J. Karnowski
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Cordless telephone and method of synchronization for secure, high-s...
Patent number
5,991,632
Issue date
Nov 23, 1999
Casio PhoneMate, Inc.
Brady Guillame
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Calling party identification device with message function
Patent number
5,907,596
Issue date
May 25, 1999
Casio PhoneMate, Inc.
Mark J. Karnowski
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone with display
Patent number
D404732
Issue date
Jan 26, 1999
Casio PhoneMate, Inc.
Grant M. Mason
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Backup system for a time of day clock in an electronic device
Patent number
5,825,648
Issue date
Oct 20, 1998
Casio PhoneMate, Inc.
Mark J. Karnowski
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Integrated cordless telephone with telephone answering device and m...
Patent number
5,826,187
Issue date
Oct 20, 1998
Casio PhoneMate, Inc.
Kenneth R. Core
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone answering device and method for screening incoming teleph...
Patent number
5,781,613
Issue date
Jul 14, 1998
Casio PhoneMate, Inc.
Stephen B. Knuth
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Software speakerphone system and method of operating a speakerphone
Patent number
5,768,364
Issue date
Jun 16, 1998
Casio PhoneMate, Inc.
Mark J. Karnowski
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Voice mail telephone answering device
Patent number
5,768,349
Issue date
Jun 16, 1998
Casio PhoneMate, Inc.
Stephen B. Knuth
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone answering device with improved pager access feature
Patent number
5,761,271
Issue date
Jun 2, 1998
Casio PhoneMate, Inc.
Mark J. Karnowski
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone answering device with low cost dual tone multi-frequency...
Patent number
5,699,421
Issue date
Dec 16, 1997
Casio PhoneMate, Inc.
Alex Nirshberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Speakerphone controlled by a comparator with hysteresis
Patent number
5,692,042
Issue date
Nov 25, 1997
Casio PhoneMate, Inc.
Frank Sacca
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital automatic gain control
Patent number
5,680,075
Issue date
Oct 21, 1997
Casio PhoneMate, Inc.
Frank Sacca
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Cordless telephone with voice announced calling party identification
Patent number
5,646,979
Issue date
Jul 8, 1997
Casio PhoneMate, Inc.
Stephen B. Knuth
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone answering device with direct telephone line interface
Patent number
5,606,598
Issue date
Feb 25, 1997
Casio PhoneMate, Inc.
Mark J. Karnowski
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital telephone answering device and method of testing message st...
Patent number
5,588,046
Issue date
Dec 24, 1996
Casio PhoneMate, Inc.
Stephen B. Knuth
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for system and message activation based on distinctive ringing
Patent number
5,577,104
Issue date
Nov 19, 1996
Casio PhoneMate, Inc.
Stephen B. Knuth
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone answering device base unit
Patent number
D372717
Issue date
Aug 13, 1996
PhoneMate, Inc.
Alastair W. Jarrett
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Electronic notepad
Patent number
5,526,424
Issue date
Jun 11, 1996
Casio PhoneMate, Inc.
Mark Karnowski
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Interchangeable base arrangement for wall mount/desk mount telephon...
Patent number
5,432,836
Issue date
Jul 11, 1995
PhoneMate, Inc.
Alastair W. Jarrett
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Shared line answering system with enhanced extension device features
Patent number
5,432,844
Issue date
Jul 11, 1995
PhoneMate, Inc.
Kenneth R. Core
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Handset or speaker message retrieval system
Patent number
RE34968
Issue date
Jun 13, 1995
PhoneMate, Inc.
Eskandar Afshar
379 - Telephonic communications
Information
Patent Grant
Environmental adaptive mechanism for channel utilization in cordles...
Patent number
5,418,839
Issue date
May 23, 1995
PhoneMate, Inc.
Stephen B. Knuth
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Voice activated, handsfree telephone answering device
Patent number
5,406,618
Issue date
Apr 11, 1995
PhoneMate, Inc.
Stephen B. Knuth
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Voice mail digital telephone answering device
Patent number
5,400,393
Issue date
Mar 21, 1995
PhoneMate, Inc.
Stephen B. Knuth
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Combined telephone, telephone handset and telephone answering device
Patent number
D356087
Issue date
Mar 7, 1995
PhoneMate, Inc.
Alastair W. Jarrett
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Shared line telephone answering system with a telephone line-powere...
Patent number
5,392,332
Issue date
Feb 21, 1995
PhoneMate, Inc.
Kenneth R. Core
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone answering device with automatic function
Patent number
5,313,516
Issue date
May 17, 1994
PhoneMate Inc.
Eskandar Afshar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Means for improving the dynamic range of an analog/digital converte...
Patent number
5,289,529
Issue date
Feb 22, 1994
PhoneMate, Inc.
Mark Karnowski
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Enviromental adaptive mechanism for channel utilization in cordless...
Patent number
5,197,093
Issue date
Mar 23, 1993
PhoneMate, Inc.
Stephen B. Knuth
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
75587729 - TRUE HOLD
Serial number
75587729
Filing date
Nov 12, 1998
Casio PhoneMate, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75587287 - TRUE FLASH
Serial number
75587287
Filing date
Nov 12, 1998
Casio PhoneMate, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75467415 - MODEM MONITOR
Serial number
75467415
Registration number
2396579
Filing date
Apr 17, 1998
Casio PhoneMate, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75435985 - WE MANAGE THE PHONES, YOU MANAGE THE BUSINESS
Serial number
75435985
Filing date
Feb 18, 1998
Casio PhoneMate, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75362151 - E
Serial number
75362151
Filing date
Sep 24, 1997
Casio PhoneMate, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75113943 - PAGER LINK
Serial number
75113943
Registration number
2139830
Filing date
Jun 4, 1996
Casio PhoneMate, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75001108 - IMAGETEL
Serial number
75001108
Filing date
Oct 3, 1995
Casio PhoneMate, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74169531 - PAM
Serial number
74169531
Registration number
1745106
Filing date
May 23, 1991
Phonemate, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74133185 - ULTRA CLEAR
Serial number
74133185
Registration number
1742804
Filing date
Jan 24, 1991
Phonemate, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74095185 - KNOW PHONE
Serial number
74095185
Registration number
1680136
Filing date
Sep 10, 1990
Phonemate, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74078365 - PHONEMATE
Serial number
74078365
Registration number
1647336
Filing date
Jul 16, 1990
Phonemate, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments