<page_title> List of prolific inventors </page_title> <section_title> Worldwide utility patents </section_title> <table> <cell> John F. O'Connor <col_header> Inventor </col_header> </cell> <cell> 949 <col_header> # of patents </col_header> </cell> <cell> USA <col_header> Country </col_header> </cell> <cell> Carleton Ellis <col_header> Inventor </col_header> </cell> <cell> 753 <col_header> # of patents </col_header> </cell> <cell> USA <col_header> Country </col_header> </cell> </table>
John F. O'Connor with 949 U.S. patents, and Carleton Ellis, with 753 U.S. patents.