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Boral Johns Perry Industries Pty. Ltd.
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Cheltenham, AU
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Patents Grants
last 30 patents
Information
Patent Grant
Control system for a motor
Patent number
5,420,487
Issue date
May 30, 1995
Boral Johns Perry Industries Pty. Ltd.
Gregory P. Eckersley
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Variable speed AC drive control
Patent number
5,402,054
Issue date
Mar 28, 1995
Boral Johns Perry Industries Pty. Ltd.
Gregory P. Eckersley
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control system for a motor
Patent number
5,225,754
Issue date
Jul 6, 1993
Boral Johns Perry Industries Pty. Ltd.
Gregory P. Eckersley
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Electric motor for providing lifting force
Patent number
5,198,711
Issue date
Mar 30, 1993
Boral Johns Perry Industries Pty. Ltd.
Gregory P. Eckersley
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Power supply system
Patent number
5,191,520
Issue date
Mar 2, 1993
Boral Johns Perry Industries Pty. Ltd.
Gregory P. Eckersley
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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last 30 patents
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