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Ernst Dummermuth
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Chesterland, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Microelectromechanical system (MEMS) analog electrical isolator
Patent number
6,798,312
Issue date
Sep 28, 2004
Rockwell Automation Technologies, Inc.
Richard D. Harris
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Microelectricalmechanical system (MEMS) electrical isolator with re...
Patent number
6,617,750
Issue date
Sep 9, 2003
Rockwell Automation Technologies, Inc.
Ernst H. Dummermuth
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
MEMS-based electrically isolated analog-to-digital converter
Patent number
6,593,870
Issue date
Jul 15, 2003
Rockwell Automation Technologies, Inc.
Ernst H. Dummermuth
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Microelectromechanical system (MEMS) digital electrical isolator
Patent number
6,583,374
Issue date
Jun 24, 2003
Rockwell Automation Technologies, Inc.
Michael J. Knieser
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Highly sensitive capacitance comparison circuit
Patent number
6,501,282
Issue date
Dec 31, 2002
Rockwell Automation Technologies, Inc.
Ernst H Dummermuth
G01 - MEASURING TESTING
Information
Patent Grant
Industrial controller input/output card providing reflex response
Patent number
6,073,053
Issue date
Jun 6, 2000
Rockwell Technologies, LLC
Ernst Dummermuth
G05 - CONTROLLING REGULATING
Information
Patent Grant
Multi-tasking operation system for industrial controller
Patent number
6,009,454
Issue date
Dec 28, 1999
Allen Bradley Company, LLC
Ernst Dummermuth
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Non-linear proportional/integral feedback controller
Patent number
5,936,368
Issue date
Aug 10, 1999
Reliance Electric Industrial Company
Ernst Dummermuth
G05 - CONTROLLING REGULATING
Information
Patent Grant
Fuzzy logic servo controller
Patent number
5,497,063
Issue date
Mar 5, 1996
Allen-Bradley Company, Inc.
Chia Day
G05 - CONTROLLING REGULATING
Information
Patent Grant
Gain control for fuzzy logic controller
Patent number
5,397,973
Issue date
Mar 14, 1995
Allen-Bradley Company, Inc.
Ernst Dummermuth
G05 - CONTROLLING REGULATING
Information
Patent Grant
Distributing a real-time control program to a plurality of input/ou...
Patent number
5,297,257
Issue date
Mar 22, 1994
Allen-Bradley Company, Inc.
Odo J. Struger
G05 - CONTROLLING REGULATING
Information
Patent Grant
Fuzzy logic ladder diagram program for a machine or process controller
Patent number
5,285,376
Issue date
Feb 8, 1994
Allen-Bradley Company, Inc.
Odo J. Struger
G05 - CONTROLLING REGULATING
Information
Patent Grant
Encoder and resolver signal processing circuit
Patent number
4,831,510
Issue date
May 16, 1989
Allen-Bradley Company, Inc.
Ernst H. Dummermuth
G05 - CONTROLLING REGULATING
Information
Patent Grant
Programmable controller with intelligent positioning I/O modules
Patent number
4,510,565
Issue date
Apr 9, 1985
Allen-Bradley Company
Ernst Dummermuth
G05 - CONTROLLING REGULATING
Information
Patent Grant
Modular programmable controller
Patent number
4,442,504
Issue date
Apr 10, 1984
Allen-Bradley Company
Ernst H. Dummermuth
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Programmable controller with data archive
Patent number
4,291,388
Issue date
Sep 22, 1981
Allen-Bradley Company
Donald R. Ecker
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Microprogrammed programmable controller
Patent number
4,266,281
Issue date
May 5, 1981
Allen-Bradley Company
Odo J. Struger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multiprocessor numerical control system
Patent number
4,228,495
Issue date
Oct 14, 1980
Allen-Bradley Company
Theodore L. Bernhard
G05 - CONTROLLING REGULATING
Information
Patent Grant
Digital control system with Boolean processor
Patent number
4,165,534
Issue date
Aug 21, 1979
Allen-Bradley Company
Ernst Dummermuth
G05 - CONTROLLING REGULATING
Information
Patent Grant
Malfunction detection system for a microprocessor based programmabl...
Patent number
4,118,792
Issue date
Oct 3, 1978
Allen-Bradley Company
Odo J. Struger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Jump structure for a digital control system
Patent number
4,115,853
Issue date
Sep 19, 1978
Allen-Bradley Company
Ernst H. Dummermuth
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Industrial control processor system
Patent number
4,038,533
Issue date
Jul 26, 1977
Allen-Bradley Company
Ernst Dummermuth
G05 - CONTROLLING REGULATING
Information
Patent Grant
Fault processor for programmable controller with remote I/O interfa...
Patent number
3,997,879
Issue date
Dec 14, 1976
Allen-Bradley Company
Theodore J. Markley
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Programmable logic controller
Patent number
3,942,158
Issue date
Mar 2, 1976
Allen-Bradley Company
Ernst Dummermuth
G05 - CONTROLLING REGULATING
Patents Applications
last 30 patents
Information
Patent Application
MICROELECTROMECHANICAL SYSTEM (MEMS) ANALOG ELECTRICAL ISOLATOR
Publication number
20040183617
Publication date
Sep 23, 2004
Richard D. Harris
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
MEMS-BASED ELECTRICALLY ISOLATED ANALOG-TO-DIGITAL CONVERTER
Publication number
20030076249
Publication date
Apr 24, 2003
Ernst H. Dummermuth
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Microelectromechanical system (MEMS) digital electrical isolator
Publication number
20020125117
Publication date
Sep 12, 2002
Michael J. Knieser
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Microelectricalmechanical system (MEMS) electrical isolator with re...
Publication number
20010050618
Publication date
Dec 13, 2001
Ernst H. Dummermuth
B81 - MICRO-STRUCTURAL TECHNOLOGY