Issued Patents All Time
Showing 51–75 of 98 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9828808 | Improving drill bit stability using track-set depth of cut control elements | — | 2017-11-28 |
| 9811630 | Multilevel force balanced downhole drilling tools and methods | — | 2017-11-07 |
| 9803079 | Method of preparing fiber-reinforced polymer composites and fiber-reinforced polymer composites prepared thereof | Xu Li, Chao He, Haiwen GU, Siew Yee Wong | 2017-10-31 |
| 9790749 | Downhole drilling tools including low friction gage pads with rotatable balls positioned therein | — | 2017-10-17 |
| 9775857 | Lignans isolated from Lasia spinosa (L.) Thwait | Zhaoxiang BIAN, Huaixue Mu, Chengyuan Lin, Hongxi XU, Dajian YANG +2 more | 2017-10-03 |
| 9725960 | Cutters for drill bits | — | 2017-08-08 |
| 9650835 | System and method of configuring drilling tools utilizing a critical depth of cut control curve | James R. Ashby, Robert W. Arfele | 2017-05-16 |
| 9636639 | Porous metallic membrane | Kambiz Ansari, Christina Yuan Ling Tan, Isabel Rodriguez | 2017-05-02 |
| 9587438 | Multilevel force balanced downhole drilling tool | — | 2017-03-07 |
| 9540882 | System and method of configuring drilling tools utilizing a critical depth of cut control curve | James R. Ashby, Robert W. Arfele | 2017-01-10 |
| 9523242 | System and method of constant depth of cut control of drilling tools | James R. Ashby, Robert W. Arfele | 2016-12-20 |
| 9518450 | Reamer and bit interaction model system and method | Luk Servaes, John Hardin, Stefano Mancini, Eric Lauret | 2016-12-13 |
| 9506294 | System and method of constant depth of cut control of drilling tools | James R. Ashby, Robert W. Arfele | 2016-11-29 |
| 9493990 | Roller cone drill bits with optimized bearing structures | Ping Sui | 2016-11-15 |
| 9408828 | (+)-3′-angeloyloxy-4′-keto-3′,4′-dihydroseselin for treating inflammation | Zhaoxiang BIAN, Huaixue Mu, Chengyuan Lin, Quanbin Han, Aiping Lu +4 more | 2016-08-09 |
| 9408811 | Pharmaceutical composition comprising guttiferone F for the treatment of prostate cancer | Hongxi XU, Xin Li, Hong Zhang, Yuanzhi LAO, Hongsheng TAN +6 more | 2016-08-09 |
| 9339488 | Anti-cervical cancer compound and method of use thereof | Hongxi XU, Hong Zhang, Yuanzhi LAO, Xiaoyu Wang, Kaixian Chen +5 more | 2016-05-17 |
| 9316057 | Rotary drill bits with protected cutting elements and methods | William W. King | 2016-04-19 |
| 9260466 | Use of a flavanol glycoside for suppressing activation of stellate cells | Zhaoxiang BIAN, Siu Wai Tsang, Hongjie Zhang, Yegao Chen, Aiping Lu +3 more | 2016-02-16 |
| 9115552 | PDC bits with mixed cutter blades | — | 2015-08-25 |
| 8905163 | Rotary drill bit with improved steerability and reduced wear | Riun Ashlie | 2014-12-09 |
| 8899357 | Multilevel force balanced downhole drilling tools and methods | — | 2014-12-02 |
| 8863860 | System and method of improved depth of cut control of drilling tools | James R. Ashby, Robert W. Arfele | 2014-10-21 |
| 8720611 | PDC bits with cutters laid out in both spiral directions of bit rotation | — | 2014-05-13 |
| 8652540 | Method of using rhein for treating fibrotic conditions and tumors | Zhaoxiang BIAN, Siu Wai Tsang, Aiping Lu, Haitao XIAO, Hongyan QIN +3 more | 2014-02-18 |