Issued Patents All Time
Showing 1–25 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421120 | Nanodiamond with vacancy defect and quantum dot luminescence | — | 2025-09-23 |
| 12385324 | Two-stage drill bit | — | 2025-08-12 |
| 12325814 | Luminescent diamond | — | 2025-06-10 |
| 12275005 | Luminescent diamond and method of making the same | Yahua Bao | 2025-04-15 |
| 12270477 | Needle for a choke valve assembly | Frederic Pauchet, Edmund Peter McHugh, Cheng Peng, David Wahlquist, Lynn Belnap +3 more | 2025-04-08 |
| 12078015 | Polycrystalline diamond cutting element having improved cutting efficiency | Ronald K. Eyre, Yi Fang, Ronald B. Crockett, Lynn Belnap, Aaron Madsen +5 more | 2024-09-03 |
| 11952896 | Rotary tool with thermally stable diamond | Yahua Bao, Francis Leany, Ronald B. Crockett, Dwain Norris, Anatoliy Garan | 2024-04-09 |
| 11731092 | Method of making carbonate PCD and sintering carbonate PCD on carbide substrate | Yahua Bao, Anatoliy Garan, Michael David France | 2023-08-22 |
| 11306542 | Thermally stable polycrystalline diamond and methods of making the same | Yahua Bao, Liang Zhao, Zhijun Lin | 2022-04-19 |
| 11199051 | Cutting elements with wear resistant diamond surface | Yi Fang, Scott L. Horman, Ryan Davis, Haibo Zhang | 2021-12-14 |
| 10480252 | Cutting elements, methods for manufacturing such cutting elements, and tools incorporating such cutting elements | Georgiy Voronin, Feng Yu, Peter Thomas Cariveau, Youhe Zhang, Yuelin Shen +1 more | 2019-11-19 |
| 10364614 | Polycrystalline ultra-hard constructions with multiple support members | Georgiy Voronin | 2019-07-30 |
| 10358705 | Polycrystalline diamond sintered/rebonded on carbide substrate containing low tungsten | Yahua Bao, Fulong WANG, Ronald K. Eyre, Yi Fang | 2019-07-23 |
| 10350733 | Ultra-hard material cutting elements and methods of manufacturing the same with a metal-rich intermediate layer | Liang Zhao, Xiaoge Gan, Yahua Bao, Yuri Burhan, Youhe Zhang +1 more | 2019-07-16 |
| 10315175 | Method of making carbonate PCD and sintering carbonate PCD on carbide substrate | Yahua Bao, Anatoliy Garan, Michael David France | 2019-06-11 |
| 10239273 | Thermal insulation layer and pressure transfer medium for high-pressure high-temperature cell | Yahua Bao, Stewart N. Middlemiss | 2019-03-26 |
| 10173299 | Polycrystalline diamond constructions having optimized material composition | Georgiy Voronin, Feng Yu, Peter Thomas Cariveau | 2019-01-08 |
| 10119340 | Cutting elements, methods for manufacturing such cutting elements, and tools incorporating such cutting elements | Georgiy Voronin, Feng Yu, Peter Thomas Cariveau, Youhe Zhang, Yuelin Shen +1 more | 2018-11-06 |
| 10107042 | Ultra-hard constructions with erosion resistance | Feng Yu, Benjamin Randall, Haibo Zhang | 2018-10-23 |
| 10105824 | Chemical leaching/thermal decomposing carbonate in carbonate PCD | Yahua Bao, Liang Zhao | 2018-10-23 |
| 10100583 | Cutting elements with wear resistant diamond surface | Yi Fang, Scott L. Horman, Ryan Davis, Haibo Zhang | 2018-10-16 |
| 10077608 | Thermally stable materials, cutter elements with such thermally stable materials, and methods of forming the same | — | 2018-09-18 |
| 10016873 | Diamond enhanced insert with controlled diamond frame strength | Yi Fang, Haibo Zhang | 2018-07-10 |
| 9956666 | Cutting element and a method of manufacturing a cutting element | Loel Corbett | 2018-05-01 |
| 9764523 | High pressure carbide component with surfaces incorporating gradient structures | Lan Carter | 2017-09-19 |