Chang-Hwan Oh
Inventor
Stats
- 5 US patents issued
- 12 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 5 US Patents Issued
- 12 US Applications Filed
- 457 Total Citation Count
- Aug 23, 2022 Most Recent Filing
- Oct 16, 1998 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| LINTEC CORPORATION | 1
| 2001
|
| PANTECH INC. | 1
| 2010
|
| CATALYSTS & CHEMICALS INDUSTRIES CO., LTD. | 1
| 2001
|
| GS COMMUNICATION | 1
| 2001
|
| SL Lighting | 2
| 2008
|
| SAMSUNG ELECTRONICS CO., LTD. | 1
| 1998
|
| Secubay Corp. | 1
1 3 1 | 2002
2003 2010 2012 |
| SL Seobong | 2
| 2008
|
| GOLDPEAK INNOVATIONS INC | 1
1 2 1 | 2002
2003 2010 2012 |
Inventor Addresses
| Address | Duration |
|---|---|
| Daejeon, KR | Apr 04, 02 - Dec 25, 12 |
| Gyeongsan, KR | Apr 30, 09 - Apr 19, 11 |
| Seoul, KR | Sep 26, 19 - Mar 12, 20 |
| Suwon, KR | Oct 31, 00 - Oct 31, 00 |
| Uiwang-si, KR | Mar 09, 23 - Oct 17, 23 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B60Q: | ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL | 1 |
| F21K: | LIGHT SOURCES NOT OTHERWISE PROVIDED FOR | 1 |
| F21S: | NON-PORTABLE LIGHTING DEVICES OR SYSTEMS THEREOF | 2 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 11788691 | 2023 | Hidden lighting lamp using color conversion materials and vehicles having same | 0 |
| 11746981 | 2023 | Multi-faceted reflective hidden lighting lamp and vehicle thereof | 0 |
| 2023/0235,870 | 2023 | MULTI-FACETED REFLECTIVE HIDDEN LIGHTING LAMP AND VEHICLE THEREOF | 0 |
| 2023/0073,432 | 2023 | HIDDEN LIGHTING LAMP USING COLOR CONVERSION MATERIALS AND VEHICLES HAVING SAME | 0 |
| 2020/0082,358 | 2020 | ELECTRONIC SETTLEMENT SYSTEM, ELECTRONIC SETTLEMENT METHOD AND CASH PAYING METHOD USING LCD BARCODE DISPLAYED ON MOBILE TERMINAL | 0 |
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