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Patent applications and USPTO patent grants for Mattila; Tatu.The latest application filed is for "control of the lighting of an elevator car".
Patent | Date |
---|---|
Control of the lighting of an elevator car Grant 8,373,345 - Mattila , et al. February 12, 2 | 2013-02-12 |
Control Of The Lighting Of An Elevator Car App 20100066248 - MATTILA; Tatu ;   et al. | 2010-03-18 |
Method and system for detecting and stopping uncontrolled movement of an elevator car in an elevator Grant 7,617,911 - Mattila , et al. November 17, 2 | 2009-11-17 |
Method And System For Detecting And Stopping Uncontrolled Movement Of An Elevator Car In An Elevator App 20090133965 - Mattila; Tatu ;   et al. | 2009-05-28 |
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