Aug 29 (Reuters) - Rockwell Medical Inc
* Richmond Brothers Inc issues public letter to incumbent directors of Rockwell Medical Inc.
* Richmond Brothers Inc - calls for resignation or removal of Rob Chioini as Chairman and CEO of Rockwell
* Richmond Brothers Inc says “believes Rockwell is actively obstructing mark H. Ravich’s ability to exercise effective oversight as a board member”
* Richmond Brothers - call on Rockwell Medical board to pursue discussions with potential strategic partners in biopharmaceutical space, potential private equity partners Source text for Eikon: Further company coverage: