Efc Co., Ltd.
Gwangyang-si, KR· latest recorded location
EFC CO., LTD. is named on 2 US grants and 1 published applications in this corpus. Its most frequent classification is C01B (Non-metallic elements).
- Granted patents
- 2
- Published applications
- 1
- Inventors
- 2
- Granted in 2026 so far
- 0
- Most recent grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2024 | 0 | 1 |
| 2025 | 2 | 0 |
By publication year.
Technology areas
Share of 3 documents
Recent patents
Most cited
By later US patents
None of its patents has been cited by a later US patent yet.