Ahn; Seung-Su
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ahn; Seung-Su.The latest application filed is for "hard coating for cutting tool".
- Ahn; Seung-Su - Cheongju-si KR
- Ahn; Seung-Su - Chungcheongbuk-do KR
- Ahn; Seung Su - Chungju N/A KR
| Patent | Date |
|---|---|
| Cutting tool having partially-removed film formed thereon Grant 11,376,675 - Ahn , et al. July 5, 2 | 2022-07-05 |
| Hard film having excellent wear resistance and toughness Grant 11,359,272 - Park , et al. June 14, 2 | 2022-06-14 |
| Hard Coating For Cutting Tool App 20210404052 - PARK; Je-hun ; et al. | 2021-12-30 |
| Cutting tool having partially-removed film formed thereon Grant 11,141,801 - Ahn , et al. October 12, 2 | 2021-10-12 |
| Cutting insert for hard-to-cut material Grant 11,123,803 - Lee , et al. September 21, 2 | 2021-09-21 |
| Hard Film Having Excellent Wear Resistance And Toughness App 20210071290 - PARK; Je-hun ; et al. | 2021-03-11 |
| Hard coating for cutting tool Grant 10,738,376 - Park , et al. A | 2020-08-11 |
| Cutting Tool Having Partially-removed Film Formed Thereon App 20200238404 - AHN; Seung-Su ; et al. | 2020-07-30 |
| Cutting Tool Having Partially-removed Film Formed Thereon App 20200238403 - AHN; Seung-Su ; et al. | 2020-07-30 |
| Cutting Insert For Hard-to-cut Material App 20200171583 - LEE; Sung-gu ; et al. | 2020-06-04 |
| Hard Coating For Cutting Tool App 20180245201 - PARK; Je-Hun ; et al. | 2018-08-30 |
| Hard coating film for cutting tools Grant 9,855,608 - Park , et al. January 2, 2 | 2018-01-02 |
| Cutting Tool Having Partially-removed Film Formed Thereon App 20160325363 - AHN; Seung-Su ; et al. | 2016-11-10 |
| Hard film for cutting tool Grant 9,422,627 - Kang , et al. August 23, 2 | 2016-08-23 |
| Hard film for cutting tool Grant 9,394,601 - Park , et al. July 19, 2 | 2016-07-19 |
| Hard Coating Film For Cutting Tools App 20160193662 - PARK; Je-Hun ; et al. | 2016-07-07 |
| Hard film for cutting tool Grant 9,273,388 - Park , et al. March 1, 2 | 2016-03-01 |
| Multilayer Thin Film For Cutting Tool And Cutting Tool Including The Same App 20150337459 - AHN; Seung-Su ; et al. | 2015-11-26 |
| Multilayer Thin Film For Cutting Tool And Cutting Tool Including The Same App 20150307998 - AHN; Seung-Su ; et al. | 2015-10-29 |
| Hard Film For Cutting Tool App 20150152561 - Kang; Jae-Hoon ; et al. | 2015-06-04 |
| Hard Film For Cutting Tool App 20150125678 - Park; Je-Hun ; et al. | 2015-05-07 |
| Hard Coating For Cutting Tool App 20150125677 - Park; Je-Hun ; et al. | 2015-05-07 |
| Multi-layer hard file for indexable insert Grant 8,507,109 - Kim , et al. August 13, 2 | 2013-08-13 |
| Multi-layer Hard File For Indexable Insert App 20110033723 - Kim; Hyung Kwun ; et al. | 2011-02-10 |
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