US Patent 11918869 Golf club heads and methods to manufacture golf club heads

Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head may include a body portion having a face portion for striking a golf ball and an enclosed interior cavity. A filler material may be disposed in the interior cavity and may reinforce the face portion. The filler material may include a low-density polymer material to enable discretionary mass placement to other areas of the golf club head. The golf club head may also include a hosel portion configured to adjust certain mass properties of the golf club head. Other examples and embodiments may be described and claimed.