VSEAT® PATENTS WORLDWIDE
https://patents.google.com/patent/USD899118S1/en?oq=d899118
https://patents.google.com/patent/CA186449S/en?oq=ca186449
https://patents.google.com/patent/US10486760B1/en?oq=10486760
https://patents.google.com/patent/CA3055743A1/en?oq=ca+3055743
https://patents.google.com/patent/US10981614B2/en?oq=10981614
https://patents.google.com/patent/AU2019240584A1/en?q=(supowitz;+visintin)&oq=supowitz;+visintin
https://euipo.europa.eu/eSearch/#basic/1+1+1+1/100+100+100+100/006316980
NIOSH Study: