P

Inventor

KARNOWSKI MARK J

US23 patents
⚠️ This page may combine multiple inventors who share the name “KARNOWSKI MARK J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CASIO PHONEMATE INC

12 patents
US5907596AMay 25, 1999

Calling party identification device with message function

CASIO PHONEMATE INC124 citations97
US5577104ANov 19, 1996

Method for system and message activation based on distinctive ringing

CASIO PHONEMATE INC67 citations94
US5825648AOct 20, 1998

Backup system for a time of day clock in an electronic device

CASIO PHONEMATE INC24 citations92
US5781613AJul 14, 1998

Telephone answering device and method for screening incoming telephone calls with blocked calling party identification information

CASIO PHONEMATE INC40 citations92
US5761271AJun 2, 1998

Telephone answering device with improved pager access feature

CASIO PHONEMATE INC30 citations92
US5768349AJun 16, 1998

Voice mail telephone answering device

CASIO PHONEMATE INC32 citations91
US5826187AOct 20, 1998

Integrated cordless telephone with telephone answering device and method of replaying messages through a handset thereof

CASIO PHONEMATE INC29 citations90
US5768364AJun 16, 1998

Software speakerphone system and method of operating a speakerphone

CASIO PHONEMATE INC25 citations88
US6009165ADec 28, 1999

Full duplex speakerphone system

CASIO PHONEMATE INC8 citations73
US5588046ADec 24, 1996

Digital telephone answering device and method of testing message storage memory therein

CASIO PHONEMATE INC8 citations72
US5699421ADec 16, 1997

Telephone answering device with low cost dual tone multi-frequency detector

CASIO PHONEMATE INC14 citations71
US5606598AFeb 25, 1997

Telephone answering device with direct telephone line interface

CASIO PHONEMATE INC6 citations62

PHONEMATE INC

3 patents

CASIO COMMUNICATIONS INC

2 patents

EMULEX CORP

2 patents

AVAGO TECHNOLOGIES GENERAL IP

2 patents

EMULEX DESIGN & MFG CORP

1 patent

AVAGO TECH INT SALES PTE LID

1 patent