Call screening

Industry

CPC
H04Q2213/256

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

HELECTRICITY H04Electric communication H04QSELECTING H04Q2213/00Indexing scheme relating to selecting arrangements in general and for multiplex systems

Current Industry

H04Q2213/256Call screening

Industries

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Digital telephone
- Patent number 5,652,753
- Issue date Jul 29, 1997
- Alcatel N.V.
- Dieter Kopp
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication apparatus
- Patent number 5,381,240
- Issue date Jan 10, 1995
- Canon Kabushiki Kaisha
- Masahiro Murayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Interface for a data telephone and data terminal in a digital telep...
- Patent number 5,317,630
- Issue date May 31, 1994
- AT&T Bell Laboratories
- Lee A. Feinberg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication terminal apparatus and its control method with party...
- Patent number 5,220,599
- Issue date Jun 15, 1993
- Kabushiki Kaisha Toshiba
- Jun Sasano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication terminal apparatus and control method with party iden...
- Patent number 5,200,994
- Issue date Apr 6, 1993
- Kabushiki Kaisha Toshiba
- Jun Sasano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication terminal apparatus
- Patent number 5,073,922
- Issue date Dec 17, 1991
- Canon Kabushiki Kaisha
- Naoyuki Okada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Terminal in communication network for notifying originating party's...
- Patent number 4,894,861
- Issue date Jan 16, 1990
- Kokusai Denshin Denwa Kabushiki Kaisha
- Masanobu Fujioka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Call screening

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Digital telephone

Communication apparatus

Interface for a data telephone and data terminal in a digital telep...

Communication terminal apparatus and its control method with party...

Communication terminal apparatus and control method with party iden...

Communication terminal apparatus

Terminal in communication network for notifying originating party's...

Patents Applicationslast 30 patents