Han; Kyung Ryul
Patent Applications and Registrations
Patent applications and USPTO patent grants for Han; Kyung Ryul.The latest application filed is for "contoured pcd and pcbn for twist drill tips and end mills and methods of forming the same".
- Han; Kyung Ryul - ChunAhn-si KR
- Han; Kyung Ryul - Chungcheongnam-Do KR
| Patent | Date |
|---|---|
| Weldable ultrahard materials and associated methods of manufacture Grant 7,435,377 - Cho , et al. October 14, 2 | 2008-10-14 |
| Contoured PCD and PCBN for twist drill tips and end mills and methods of forming the same App 20080247899 - Cho; H. Sam ; et al. | 2008-10-09 |
| Weldable ultrahard materials and associated methods of manufacture App 20070034416 - Cho; Hyun Sam ; et al. | 2007-02-15 |
| Doubled-sided and multi-layered PCBN and PCD abrasive articles App 20050210755 - Cho, Hyun Sam ; et al. | 2005-09-29 |
| Doubled-sided and multi-layered PCD and PCBN abrasive articles App 20050050801 - Cho, Hyun Sam ; et al. | 2005-03-10 |
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