This is the 9758th most frequent Korean word.
고안됐지만
"Was devised" or "was designed."
Here, '고안됐지만' highlights a characteristic assigned during the design process, contrasting it with a limitation.
기기의 외관은 사용자 친화적으로 고안됐지만 내구성은 부족합니다.
The appearance of the device was designed to be user-friendly, but its durability is lacking.
'고안됐지만' in this sentence describes the purposeful design quality, juxtaposed with another challenging aspect.
그 장치는 매우 유용하도록 고안됐지만 제작 비용이 비쌉니다.
The device was designed to be very useful, but its manufacturing cost is high.
In this sentence, '고안됐지만' emphasizes the act of being designed or devised and introduces a contrastive clause.