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groups’ invention by industrial sectors: Oil and gas</span> </div> <div class="art-Post"> <div class="art-Post-tl"></div> <div class="art-Post-tr"></div> <div class="art-Post-bl"></div> <div class="art-Post-br"></div> <div class="art-Post-tc"></div> <div class="art-Post-bc"></div> <div class="art-Post-cl"></div> <div class="art-Post-cr"></div> <div class="art-Post-cc"></div> <div class="art-Post-body"> <div class="art-Post-inner"> <div class="art-PostMetadataHeader"> <h2 class="art-PostHeader"> Rankings of the groups’ invention by industrial sectors: Oil and gas </h2> </div> <div class="art-PostHeaderIcons art-metadata-icons"> <a href="/web/20100329045346/http://www.corporateinventionboard.eu/en/corporate-rankings/rankings-of-the-groups-invention-by-industrial-sectors-oil-and-gas?format=phocapdf" title="PDF" onclick="window.open(this.href,'win2','status=no,toolbar=no,scrollbars=yes,titlebar=no,menubar=no,resizable=yes,width=640,height=480,directories=no,location=no'); return false;" 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onclick="window.open(this.href,'win2','width=400,height=350,menubar=yes,resizable=yes'); return false;"><img src="/web/20100329045346im_/http://www.corporateinventionboard.eu/templates/corpofinal5/images/emailButton.png" alt="E-mail"/></a> </div> <div class="art-PostContent"> <div class="art-article"><table style="width: 100%;" border="0" cellspacing="0" cellpadding="0"> <col width="51"></col> <col width="244"></col> <col width="118"></col> <col width="74"></col> <col width="109"></col> <tbody> <tr height="17"> <td width="51" height="17"><strong>Rank</strong></td> <td width="244"><strong>Group</strong></td> <td width="118"><strong>Number of Patents</strong></td> <td width="74"><strong>Continent</strong></td> <td width="109"><strong>Country</strong></td> </tr> <tr height="17"> <td height="17" align="right"><strong>1</strong></td> <td>EXXON MOBIL CORP</td> <td align="right">2167</td> <td>America</td> <td>United states</td> </tr> <tr height="17"> <td height="17" align="right"><strong>2</strong></td> <td>SCHLUMBERGER N.V.</td> <td align="right">2166</td> <td>Others</td> <td>Netherlands antilles</td> </tr> <tr height="17"> <td height="17" align="right"><strong>3</strong></td> <td>HALLIBURTON ENERGY SERVICES, INC</td> <td align="right">1941</td> <td>America</td> <td>United states</td> </tr> <tr height="17"> <td height="17" align="right"><strong>4</strong></td> <td>NIPPON OIL CORPORATION</td> <td align="right">1660</td> <td>Asia</td> <td>Japan</td> </tr> <tr height="17"> <td height="17" align="right"><strong>5</strong></td> <td>BAKER HUGHES INC</td> <td align="right">1352</td> <td>America</td> <td>United states</td> </tr> <tr height="17"> <td height="17" align="right"><strong>6</strong></td> <td>NIPPON MINING HOLDINGS INC</td> <td align="right">1115</td> <td>Asia</td> <td>Japan</td> </tr> <tr height="17"> <td height="17" align="right"><strong>7</strong></td> <td>TOTAL S.A.</td> <td align="right">1018</td> <td>Europe</td> <td>France</td> </tr> <tr height="17"> <td height="17" align="right"><strong>8</strong></td> <td>CHEVRON CORPORATION</td> <td align="right">973</td> <td>America</td> <td>United states</td> </tr> <tr height="17"> <td height="17" align="right"><strong>9</strong></td> <td>BP P.L.C.</td> <td align="right">917</td> <td>Europe</td> <td>United kingdom</td> </tr> <tr height="17"> <td height="17" align="right"><strong>10</strong></td> <td>PETROCHINA COMPANY LIMITED</td> <td align="right">848</td> <td>Asia</td> <td>China</td> </tr> <tr height="17"> <td height="17" align="right"><strong>11</strong></td> <td>CHINA PETROLEUM & CHEMICAL CORPORATION</td> <td align="right">844</td> <td>Asia</td> <td>China</td> </tr> <tr height="17"> <td height="17" align="right"><strong>12</strong></td> <td>ROYAL DUTCH SHELL PLC</td> <td align="right">623</td> <td>Europe</td> <td>United kingdom</td> </tr> <tr height="17"> <td height="17" align="right"><strong>13</strong></td> <td>SMITH INTERNATIONAL INC</td> <td align="right">387</td> <td>America</td> <td>United states</td> </tr> <tr height="17"> <td height="17" align="right"><strong>14</strong></td> <td>ENI SPA</td> <td align="right">346</td> <td>Europe</td> <td>Italy</td> </tr> <tr height="17"> <td height="17" align="right"><strong>15</strong></td> <td>CONOCOPHILLIPS</td> <td align="right">318</td> <td>America</td> <td>United states</td> </tr> <tr height="17"> <td height="17" align="right"><strong>16</strong></td> <td>MCDERMOTT INTERNATIONAL, INC.</td> <td align="right">315</td> <td>Others</td> <td>Panama</td> </tr> <tr height="17"> <td height="17" align="right"><strong>17</strong></td> <td>BJ SERVICES CO</td> <td align="right">279</td> <td>America</td> <td>United states</td> </tr> <tr height="17"> <td height="17" align="right"><strong>18</strong></td> <td>NATIONAL OILWELL VARCO, INC.</td> <td align="right">264</td> <td>America</td> <td>United states</td> </tr> <tr height="17"> <td height="17" align="right"><strong>19</strong></td> <td>FMC TECHNOLOGIES INC</td> <td align="right">193</td> <td>America</td> <td>United states</td> </tr> <tr height="17"> <td height="17" align="right"><strong>20</strong></td> <td>SINOPEC SHANGHAI PETROCHEMICAL CO., LTD.</td> <td align="right">182</td> <td>Asia</td> <td>China</td> </tr> <tr height="17"> <td height="17" align="right"><strong>21</strong></td> <td>STATOILHYDRO ASA</td> <td align="right">165</td> <td>Europe</td> <td>Norway</td> </tr> <tr height="17"> <td height="17" align="right"><strong>22</strong></td> <td>REPSOL YPF S.A.</td> <td align="right">122</td> <td>Europe</td> <td>Spain</td> </tr> <tr height="17"> <td height="17" align="right"><strong>23</strong></td> <td>TECHNIP</td> <td align="right">121</td> <td>Europe</td> <td>France</td> </tr> <tr height="17"> <td height="17" align="right"><strong>24</strong></td> <td>POLSKI KONCERN NAFTOWY ORLEN SA.</td> <td align="right">97</td> <td>Europe</td> <td>Poland</td> </tr> <tr height="17"> <td height="17" align="right"><strong>25</strong></td> <td>INDIAN OIL CORPORATION LIMITED</td> <td align="right">74</td> <td>Asia</td> <td>India</td> </tr> </tbody> </table> </div><span class="article_separator"> </span> </div> <div class="cleared"></div> </div> <div class="cleared"></div> </div> </div> </div> </div> <div class="cleared"></div> <div class="art-Footer"> <div class="art-Footer-inner"> <div class="art-Footer-text"> <p>© Corporate Invention Board 2009 - 2010.<br/> All Rights Reserved.</p> </div> </div> <div class="art-Footer-background"></div> </div> <div class="cleared"></div> </div> </div> <div class="cleared"></div> <p class="art-page-footer"></p> </div>  <script type="text/javascript"> var gaJsHost = (("https:" == document.location.protocol) ? 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