A week ago, I found the news article that Hyundai  purchased Boston Dynamics from Softbank.

http://www.koreaittimes.com/news/articleView.html?idxno=102456

Last year Hyundai Motor group present the concept car – Elevate, which has 4 legs.

현대자동차 콘셉트카 엘리베이트 실제 모습은? (CES 2019 실황) - YouTube

The image from Youtube :

It seems Hyundai got the robotics technology by taking over  Boston Dynamics .