Nikola Trcka has been granted 9 US patents while listed as an inventor at Otis Elevator. The first was granted in 2022 and the most recent in September 2025. Nikola Trcka ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Nikola Trcka in Town of West Hartford, CT, US.