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Wojciech Szelag — 14 Patents

OEOtis Elevator: 8 patents #186 of 1,840Top 15%
CACarrier: 4 patents #513 of 2,507Top 25%
KIKidde-Fenwal: 1 patents #10 of 37Top 30%
Monet, FL: #23 of 110 inventorsTop 25%
Florida: #3,685 of 67,251 inventorsTop 6%
Overall (All Time): #332,869 of 4,157,543Top 9%
14 Patents All Time
Wojciech Szelag has been granted 14 US patents while listed as an inventor at Otis Elevator. The first was granted in 2014 and the most recent in March 2025. Wojciech Szelag ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Wojciech Szelag in Monet, FL, US.

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12259267 Self reporting fire suppressant tank configuration Marcin Piech, Cezary Jedryczka 2025-03-25
11904196 Magnetic trap suppression tank level sensor Marcin Piech, Cezary Jedryczka, Rafal Wojciechowski, Tadeusz Pawel Witczak 2024-02-20
11203510 Electrohydraulic damper for elevator system Tadeusz Pawel Witczak, Cezary Jedryczka, Adam Marian Myszkowski 2021-12-21
11146140 Universal electromagnetic machine Tadeusz Pawel Witczak, Zbigniew Piech, Cezary Jedryczka, Stella M. Oggianu, Adam Marian Myszkowski 2021-10-12
10958123 Electromagnetic machine Tadeusz Pawel Witczak, Stella M. Oggianu, Cezary Jedryczka, Adam Marian Myszkowski, Zbigniew Piech 2021-03-23
10910903 Dual rotor, coreless, electromagnetic machine Tadeusz Pawel Witczak, Cezary Jedryczka, Stella M. Oggianu, Zbigniew Piech 2021-02-02
10865071 Configurable multicar elevator system Randall Keith Roberts, Zbigniew Piech, Adam Marian Myszkowski, Cezary Jedryczka, Tadeusz Pawel Witczak +3 more 2020-12-15
10752466 Transfer station for a ropeless elevator system with redundancy of subcomponents and parking zone Cezary Jedryczka, Adam Marian Myszkowski, Tadeusz Pawel Witczak, Zbigniew Piech, Bruce P. Swaybill +2 more 2020-08-25
10196240 Wireless power supply for self-propelled elevator Zbigniew Piech, Rafal Wojciechowski, Cezary Jedryczka 2019-02-05
10189679 Elevator car power supply Tadeusz Pawel Witczak, Cezary Jedryczka, Bryan Robert Siewert, Zbigniew Piech 2019-01-29
9950902 Stator structure for self-propelled elevator Zbigniew Piech, Adam Marian Myszkowski, Cezary Jedryczka 2018-04-24
9932204 Drive unit for multiphase permanent magnet synchronous motor Zbigniew Piech, Cezary Jedryczka 2018-04-03
9376295 Elevator brake device including permanent magnet bias to apply a braking force Zbigniew Piech 2016-06-28
8631917 Elevator brake with magneto-rheological fluid Zbigniew Piech 2014-01-21

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