Robert C. MacDonald

Person

W. Caldwell, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Downpeak group optimization
- Patent number 5,883,343
- Issue date Mar 16, 1999
- Inventio AG
- Robert C. MacDonald
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Method and apparatus for preventing local bunching of cars in an el...
- Patent number 5,305,194
- Issue date Apr 19, 1994
- Inventio AG
- Robert MacDonald
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Dynamic selection of elevator call assignment scan direction
- Patent number 4,875,554
- Issue date Oct 24, 1989
- Inventio AG
- Robert C. MacDonald
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Dynamic assignment switching in the dispatching of elevator cars
- Patent number 4,793,443
- Issue date Dec 27, 1988
- Westinghouse Electric Corp.
- Robert C. MacDonald
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Anti-bunching method for dispatching elevator cars
- Patent number 4,790,412
- Issue date Dec 13, 1988
- Westinghouse Electric Corp.
- Robert C. MacDonald
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Method for using door cycle time in dispatching elevator cars
- Patent number 4,784,240
- Issue date Nov 15, 1988
- Westinghouse Electric Corp.
- Robert C. MacDonald
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Coincident call optimization in an elevator dispatching system
- Patent number 4,782,921
- Issue date Nov 8, 1988
- Westinghouse Electric Corp.
- Robert C. MacDonald
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Elevator system
- Patent number 4,511,017
- Issue date Apr 16, 1985
- Westinghouse Electric Corp.
- Robert C. MacDonald
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Elevator emergency control system
- Patent number 4,482,032
- Issue date Nov 13, 1984
- Westinghouse Electric Corp.
- Emanuel E. Enriquez
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Method of operating an elevator system
- Patent number 4,431,085
- Issue date Feb 14, 1984
- Westinghouse Electric Corp.
- Robert C. MacDonald
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Elevator system
- Patent number 4,129,199
- Issue date Dec 12, 1978
- Westinghouse Electric Corp.
- Robert C. MacDonald
- B66 - HOISTING LIFTING HAULING

Robert C. MacDonald

Person

Patents Grantslast 30 patents

Downpeak group optimization

Method and apparatus for preventing local bunching of cars in an el...

Dynamic selection of elevator call assignment scan direction

Dynamic assignment switching in the dispatching of elevator cars

Anti-bunching method for dispatching elevator cars

Method for using door cycle time in dispatching elevator cars

Coincident call optimization in an elevator dispatching system

Elevator system

Elevator emergency control system

Method of operating an elevator system

Elevator system