This is the 6041st most frequent Russian word.
создателей
"Создателей" means "creators" or "makers" in English.
Here 'создателей' is used to denote the genitive plural form of 'создатель', indicating the individuals responsible for the invention.
Эта книга рассказывает историю создателей известного изобретения.
This book tells the story of the creators of the famous invention.
In this sentence, 'создателей' is in the dative plural case, describing to whom the award was given.
Награда была вручена создателям проекта в области экологии.
The award was given to the creators of the ecological project.
Here 'создателей' is used in the genitive plural case, signifying possession or association with the ideas.