Viita-Aho; Tarvo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Viita-Aho; Tarvo.The latest application filed is for "self-climbing elevator machine room for use during the construction of a building".
- Viita-Aho; Tarvo - Helsinki FI
- Viita-Aho; Tarvo - Hyvinkaa FI
| Patent | Date |
|---|---|
| Method for constructing elevator Grant 11,447,370 - Lanz , et al. September 20, 2 | 2022-09-20 |
| Method for modernizing elevator system Grant 11,414,303 - Haapaniemi , et al. August 16, 2 | 2022-08-16 |
| Self-climbing Elevator Machine Room For Use During The Construction Of A Building App 20220219945 - LANZ; Otto ; et al. | 2022-07-14 |
| Method And Elevator Arrangement App 20220127113 - HAAPANIEMI; Markku ; et al. | 2022-04-28 |
| Method And Arrangement App 20220127110 - HAAPANIEMI; Markku ; et al. | 2022-04-28 |
| Method And Elevator Arrangement App 20220127107 - HAAPANIEMI; Markku ; et al. | 2022-04-28 |
| Method For Constructing Elevator And Elevator App 20220024723 - LAITINEN; Jukka ; et al. | 2022-01-27 |
| Safety Gear Arrangement, Elevator System, And Method For Operating A Safety Gear Of An Elevator System App 20220002115 - LAINE; Janne ; et al. | 2022-01-06 |
| Detection System For An Abnormal Situation During Elevator Operation App 20210387832 - Viljanen; Mikko ; et al. | 2021-12-16 |
| Method For Modernizing Elevator System App 20210331898 - Haapaniemi; Markku ; et al. | 2021-10-28 |
| Method For Releasing Safety Gears, And A Stalling Detector App 20210284499 - Siironen; Tapio ; et al. | 2021-09-16 |
| Method For Constructing Elevator App 20210245998 - LANZ; Otto ; et al. | 2021-08-12 |
| Movable Machine Room, Elevator Arrangement And Method For Constructing Elevator App 20210245997 - RASANEN; Matti ; et al. | 2021-08-12 |
| Elevator System With Method Of Position Detection Of A Car App 20210214188 - Wenlin; Henri ; et al. | 2021-07-15 |
| Passenger conveyor Grant 11,034,552 - Viita-Aho , et al. June 15, 2 | 2021-06-15 |
| Elevator Landing Door Assembly And Its Installation Method App 20200346898 - HAAPANIEMI; Markku ; et al. | 2020-11-05 |
| Method For Controlling An Elevator App 20200283259 - Viita-aho; Tarvo ; et al. | 2020-09-10 |
| Elevator Arrangement App 20200255262 - Kind Code | 2020-08-13 |
| Passenger Conveyor App 20200198935 - VIITA-AHO; Tarvo ; et al. | 2020-06-25 |
| Method for moving an elevator car Grant 10,662,028 - Viita-Aho , et al. | 2020-05-26 |
| Machinery brake Grant 9,834,420 - Lahteenmaki , et al. December 5, 2 | 2017-12-05 |
| Method For Moving An Elevator Car App 20170050821 - VIITA-AHO; Tarvo ; et al. | 2017-02-23 |
| Method and arrangement for preventing the unintended drifting of an elevator car Grant 8,365,873 - Viita-Aho , et al. February 5, 2 | 2013-02-05 |
| Machinery Brake App 20120175201 - LAHTEENMAKI; Jussi ; et al. | 2012-07-12 |
| Method And Arrangement For Preventing The Unintended Movement Of An Elevator Car App 20120168258 - Viita-Aho; Tarvo ; et al. | 2012-07-05 |
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