 In 1964, he created an introductory project of a 12-location multifunction, short take-off and landing airplane, TC-Borsuk that was powered by two turboprop engines (as the follower Antonov An-2 and a similar class that was put into production in the 1970s licensed Russian An-28) and in 1969 he modified the An-2 by increasing the area of the nose to improve lifting capacity and make it more economical (the An-2 was also powered by turboprop engines).From 1972-10-01, he worked at the Research Center for Airframes and Materials Strength of the Aviation Institute as an independent researcher and from 1973 as an assistant professor (docent).For his work in aviation, he received the Knight's Cross of The Order of Polonia Restituta and other high national honors.