Yonex Adopts Nitta’s CNT Technology for Tennis Rackets on February 13, 2018 in Products Sporting goods maker Yonex Co. Ltd. (TYO:7906) plans to manufacture tennis rackets with shafts that incorporate Namd prepreg, a carbon…... Membership Required You must be a member to access this content.View Membership LevelsAlready a member? Log in here Continue Reading