Techwin Co., Ltd.
Cheongju-si, KR· latest recorded location
TECHWIN CO., LTD. is named on 15 US grants and 18 published applications in this corpus. Its most frequent classification is C25B (Electrolytic or electrophoretic processes for the production of compounds or non-metals).
- Granted patents
- 15
- Published applications
- 18
- Inventors
- 33
- Granted in 2026 so far
- 4
- Most recent grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 5 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 5 |
| 2024 | 1 | 8 |
| 2025 | 1 | 2 |
| 2026 | 4 | 0 |
By publication year. 2026 runs to 8 Oct.
Technology areas
Share of 33 documents
- C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals21
- C02FTreatment of water, waste water, sewage, or sludge16
- Y02EClean energy generation and storage14
- B01DSeparation4
- B08BCleaning in general4
- B65GTransport or storage devices4
- H01MBatteries and fuel cells4
- B63JAuxiliaries on vessels3
- B01FMixing2
- B01JChemical or physical processes2
Recent patents
- Power management system6 Oct 2026US 12,756,197 B2
- Treatment system for ship ballast water14 Jul 2026US 12,679,753 B2
- Sodium hypochlorite production system and water treatment method using same3 Mar 2026US 12,565,432 B2
- Particle transfer system and particle transfer method13 Jan 2026US 12,522,450 B2
- Pipe pigging system for cleaning and controlling speed of pig2 Dec 2025US 12,485,463 B2
- Smart granular raw material conveyance system and smart granular raw material conveyance method6 Feb 2025US 2025/0042674 A1
- Carbon dioxide conversion system6 Feb 2025US 2025/0043439 A1
- Powder material measuring rotary valve device3 Oct 2024US 2024/0327142 A1
- Real-time battery monitoring apparatus and method using transient response analysis1 Aug 2024US 2024/0255583 A1
- Water electrolysis device comprising electrolyte correction unit having diaphragm11 Apr 2024US 2024/0117504 A1
Most cited
By later US patents