Christen; Jules
Patent Applications and Registrations
Patent applications and USPTO patent grants for Christen; Jules.The latest application filed is for "device for unlocking a landing door".
- Christen; Jules - Altdorf CH
- Christen; Jules - Inwil CH
- Christen; Jules - Ebikon CH
| Patent | Date |
|---|---|
| Device for unlocking a landing door Grant 11,390,491 - Christen July 19, 2 | 2022-07-19 |
| Device For Unlocking A Landing Door App 20200071132 - Christen; Jules | 2020-03-05 |
| Self-centering elevator cage door suspension Grant 9,938,116 - Christen April 10, 2 | 2018-04-10 |
| Drive regulating device arranged at elevator car door lintel Grant 9,181,065 - Schumacher , et al. November 10, 2 | 2015-11-10 |
| Coupling system of an elevator car door drive Grant 9,169,106 - Christen October 27, 2 | 2015-10-27 |
| Device and method for controlling elevator car door Grant 9,126,809 - Christen September 8, 2 | 2015-09-08 |
| Self-centering Elevator Cage Door Suspension App 20140332323 - Christen; Jules | 2014-11-13 |
| Elevator Car App 20120186915 - Schumacher; Erich ; et al. | 2012-07-26 |
| Coupling System Of An Elevator Car Door Drive App 20120168260 - CHRISTEN; Jules | 2012-07-05 |
| Elevator Car App 20120168259 - Christen; Jules | 2012-07-05 |
| Self-centering Elevator Cage Door Suspension App 20120048657 - Christen; Jules | 2012-03-01 |
| Method of modernizing the car door system of an elevator, and modernizing constructional set for carrying out the method Grant 7,681,695 - Christen March 23, 2 | 2010-03-23 |
| Method Of Modernizing An Elevator Door System Of An Elevator Installation And Modernization Kit For Carrying Out The Method App 20080078628 - Christen; Jules | 2008-04-03 |
| Method Of Modernizing The Car Door System Of An Elevator, And Modernizing Constructional Set For Carrying Out The Method App 20070227829 - Christen; Jules | 2007-10-04 |
| Elevator shaft door Grant 7,232,012 - Muff , et al. June 19, 2 | 2007-06-19 |
| Elevator installation with hoistway door and door-closing device App 20060180404 - Christen; Jules | 2006-08-17 |
| Elevator shaft door App 20040173416 - Muff, Josef A. ; et al. | 2004-09-09 |
| Door frame at elevator shaft doors Grant 6,668,494 - Christen , et al. December 30, 2 | 2003-12-30 |
| Door frame at elevator shaft doors App 20020178663 - Christen, Jules ; et al. | 2002-12-05 |
| Machine frame Grant 5,957,242 - Suter , et al. September 28, 1 | 1999-09-28 |
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