Timken's Precision Drives group, which includes Cone Drive, SPINEA, CGI Motion and Timken Encoders, is promoting its products for humanoid robot joints.
The pitch is that one supplier can provide gearing and encoders for the joints.
Source: therobotreport.com, reported 10-14. https://www.therobotreport.com/timken-precision-drives-puts-motion-challenge-first-humanoid-robots/