SikShin; Cheong
Patent Applications and Registrations
Patent applications and USPTO patent grants for SikShin; Cheong.The latest application filed is for "call related elevator car identification".
- SikShin; Cheong - Seoul KR
| Patent | Date |
|---|---|
| Call indicator provided near elevator car currently assigned to the call Grant 7,987,947 - Christy , et al. August 2, 2 | 2011-08-02 |
| Calls assigned to one of two cars in a hoistway to minimize delay imposed on either car Grant 7,784,588 - SikShin , et al. August 31, 2 | 2010-08-31 |
| Communicating to elevator passengers re car movement to pit or overhead Grant 7,650,967 - SikShin , et al. January 26, 2 | 2010-01-26 |
| Call Related Elevator Car Identification App 20080289910 - Christy; Theresa ; et al. | 2008-11-27 |
| Communicating to Elevator Passengers Re Car Movement to Pit or Overhead App 20080210492 - SikShin; Cheong ; et al. | 2008-09-04 |
| Calls Assigned To One Of Two Cars In A Hoistway To Minimize Delay Imposed On Either Car App 20080087501 - SikShin; Cheong ; et al. | 2008-04-17 |
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