P

Inventor

SCHROEDER MARTIN K

US6 patents
⚠️ This page may combine multiple inventors who share the name “SCHROEDER MARTIN K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CIRRUS LOGIC INC

3 patents
US6405060B1Jun 11, 2002

User interface with improved data entry features for telephone system

CIRRUS LOGIC INC131 citations97
US6876863B1Apr 5, 2005

System for protecting AMPS data using CDPD channel

CIRRUS LOGIC INC25 citations88
US6463271B1Oct 8, 2002

Portable radio telephone data terminal using cdpd

CIRRUS LOGIC INC16 citations88

PACIFIC COMM SCIENCES INC

1 patent
US5797098AAug 18, 1998

User interface for cellular telephone

PACIFIC COMM SCIENCES INC335 citations97

PACIFIC COMMUNICATIONS SCIENCE

1 patent
US6032053AFeb 29, 2000

Signaling the type of incoming telephone calls

PACIFIC COMMUNICATIONS SCIENCE181 citations96

INT MOBILE MACHINES

1 patent
US4779262AOct 18, 1988

Connection of subscriber communication network base station to external information network

INT MOBILE MACHINES20 citations76