Electronic mail

Follow

Industry

CPC
H04Q2213/375

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

H04Q2213/375Electronic mail

Industries

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Communication apparatus receiving information from portable informa...
- Patent number 5,703,936
- Issue date Dec 30, 1997
- Canon Kabushiki Kaisha
- Shinji Tsuchida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Office communication system
- Patent number 5,265,205
- Issue date Nov 23, 1993
- Grundig E. M. V.
- Gunter Schroder
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Text mail system using ISDN and ISDN communication terminal device...
- Patent number 5,263,082
- Issue date Nov 16, 1993
- Kabushiki Kaisha Toshiba
- Shirou Kotake
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication terminal apparatus, and communication method
- Patent number 5,130,818
- Issue date Jul 14, 1992
- Canon Kabushiki Kaisha
- Yoshihisa Tadokoro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication terminal device
- Patent number 5,042,028
- Issue date Aug 20, 1991
- Kabushiki Kaisha Toshiba
- Fukushige Ogawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephone station set
- Patent number 4,922,490
- Issue date May 1, 1990
- American Telephone and Telegraph Company
- James R. Blakley
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents