Robert Lechner

Person

Otterfing, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Subscriber connection net for the connection of subscriber stations...
- Patent number 6,188,893
- Issue date Feb 13, 2001
- Siemens Aktiengesellschaft
- Robert Lechner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Public communications service with multiple access use of trunk links
- Patent number 6,005,875
- Issue date Dec 21, 1999
- Siemens Aktiengesellschaft
- Robert Lechner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Circuit arrangement for the indication of loop closure during the r...
- Patent number 4,809,258
- Issue date Feb 28, 1989
- Siemens Aktiengesellschaft
- Robert Lechner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Protective circuit for the overvoltage protection of a subscriber l...
- Patent number 4,720,845
- Issue date Jan 19, 1988
- Siemens Aktiengesellschaft
- Robert Lechner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Protective circuit for the overvoltage protection of a subscriber l...
- Patent number 4,715,058
- Issue date Dec 22, 1987
- Siemens Aktiengesellschaft
- Robert Lechner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Circuit arrangement for zero point balancing of an integrated opera...
- Patent number 4,651,110
- Issue date Mar 17, 1987
- Advanced Micro Devices, Inc.
- Robert Lechner
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for eliminating the zero point error in an iterative analog-...
- Patent number 4,468,651
- Issue date Aug 28, 1984
- Siemens Aktiengesellschaft
- Robert Lechner
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital-to-analog converter
- Patent number 4,415,881
- Issue date Nov 15, 1983
- Siemens AG
- Robert Lechner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Two to four wire hybrid circuit arrangement for a pulse code modula...
- Patent number 4,378,472
- Issue date Mar 29, 1983
- Siemens Aktiengesellschaft
- Robert Lechner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Circuit arrangement for monitoring operating conditions of direct c...
- Patent number 4,336,424
- Issue date Jun 22, 1982
- Siemens Aktiengesellschaft
- Robert Lechner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Circuit arrangement for consecutively monitoring operating conditio...
- Patent number 4,327,253
- Issue date Apr 27, 1982
- Siemens Aktiengesellschaft
- Robert Lechner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Circuit arrangement for determining the connection condition of a s...
- Patent number 4,320,260
- Issue date Mar 16, 1982
- Siemens Aktiengesellschaft
- Robert Lechner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Arrangement for subscriber circuits utilizing digital time division...
- Patent number 4,309,766
- Issue date Jan 5, 1982
- Siemens Aktiengesellschaft
- Robert Lechner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telecommunication subscriber line access circuit with ground key an...
- Patent number 4,301,334
- Issue date Nov 17, 1981
- Siemens Aktiengesellschaft
- Robert Lechner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Circuit for suppressing noise influences in the evaluation of signa...
- Patent number 4,297,531
- Issue date Oct 27, 1981
- Siemens Aktiengesellschaft
- Axel Dalhof
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telecommunication subscriber line access circuit with ground key in...
- Patent number 4,284,853
- Issue date Aug 18, 1981
- Siemens Aktiengesellschaft
- Robert Lechner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Robert Lechner

Person

Patents Grantslast 30 patents

Subscriber connection net for the connection of subscriber stations...

Public communications service with multiple access use of trunk links

Circuit arrangement for the indication of loop closure during the r...

Protective circuit for the overvoltage protection of a subscriber l...

Protective circuit for the overvoltage protection of a subscriber l...

Circuit arrangement for zero point balancing of an integrated opera...

Method for eliminating the zero point error in an iterative analog-...

Digital-to-analog converter

Two to four wire hybrid circuit arrangement for a pulse code modula...

Circuit arrangement for monitoring operating conditions of direct c...

Circuit arrangement for consecutively monitoring operating conditio...

Circuit arrangement for determining the connection condition of a s...

Arrangement for subscriber circuits utilizing digital time division...

Telecommunication subscriber line access circuit with ground key an...

Circuit for suppressing noise influences in the evaluation of signa...

Telecommunication subscriber line access circuit with ground key in...