Hyeon Soo Choi
Inventor
Stats
- 2 US patents issued
- 3 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 2 US Patents Issued
- 3 US Applications Filed
- 2 Total Citation Count
- Feb 18, 2021 Most Recent Filing
- Jun 4, 1998 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| POHANG IRON & STEEL CO., LTD. | 1
| 1998
|
| POSCO | 2
| 2013
|
Inventor Addresses
| Address | Duration |
|---|---|
| Chungcheongbuk-do, KR | Aug 19, 21 - Aug 19, 21 |
| Pohang, KR | Dec 05, 00 - Dec 05, 00 |
| Pohang-Si, KR | Dec 03, 15 - Jan 09, 18 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| C21C: | PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL | 2 |
| F23D: | BURNERS | 1 |
| F27D: | DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 2021/0257,283 | 2021 | NOTEBOOK BATTERY PROTECTION CIRCUIT PACKAGE AND METHOD OF FABRICATING THE SAME | 0 |
| 9863014 | 2018 | Lance and operation method using the same | 0 |
| 2015/0344,982 | 2015 | LANCE AND OPERATION METHOD USING THE SAME | 1 |
| 6156263 | 2000 | Molten steel smelting apparatus for producing ultra-low carbon steel | 0 |
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