| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 21 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Surface technology and coating | |
| #3 | Chemical engineering | |
| #4 | Environmental technology | |
| #5 | Machine tools | |
| #6 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Metal tempering | |
| #2 | Alloys | |
| #3 | Layered products | |
| #4 | Rolling metal | |
| #5 | Climate change mitigation in goods production | |
| #6 | Coating metallic material | |
| #7 | Separation | |
| #8 | Cleaning | |
| #9 | Casting metal | |
| #10 | Details of furnaces |
| # | Name | Total Patents |
|---|---|---|
| #1 | Seong Hwan-Goo | 2 |
| #2 | Kim Sung-Il | 2 |
| #3 | Park Jong-Tae | 2 |
| #4 | Lee Jae-Yoel | 1 |
| #5 | Moon Chang Ho | 1 |
| #6 | Bae Jin-Su | 1 |
| #7 | Choi Hee-Huang | 1 |
| #8 | Jung Myoung-Su | 1 |
| #9 | Paik Seong-Hun | 1 |
| #10 | Lee Do Ryun | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CN109396199A | Oxide skin discharger | |
| CN101910442A | Steel having excellent resistance to corrosion by hydrochloric acid and sulfuric acid and method for manufacturing the same |