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Elevator governor

US Patent 6691834 · Granted Feb 17, 2004

Estimated economic value: $195,584,000 ⓘ

Assignee

Otis Elevator

Inventors

Luis M. Sanchez (4 patents)
Fernando Del Rio Sanz (5 patents)
Fernando Santos Cosgaya (2 patents)

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Last updated: Dec 31, 2025 · Updated quarterly