Assignee Name | Record Count | % of 366 Patents |
Halliburton Energy Services Inc Texas United Chemical Co LLC M-I LLC Baker Hughes Inc. China Petroleum & Chemical Corp Hercules Inc. Schlumberger Holdings Ltd. Schlumberger Technology BV Services Petroliers Schlumberger Schlumberger Canada Ltd. | 55 12 11 10 10 10 10 10 10 9 | 15.027 3.279 3.005 2.732 2.732 2.732 2.732 2.732 2.732 2.459 |