JFE Engineering Corporation
Chiyoda-ku, Tokyo, JP· latest recorded location
JFE Engineering Corporation is named on 23 US grants and 37 published applications in this corpus. Its most frequent classification is C02F (Treatment of water, waste water, sewage, or sludge).
- Granted patents
- 23
- Published applications
- 37
- Inventors
- 111
- Granted in 2026 so far
- 1
- Most recent grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 4 | 1 |
| 2010 | 2 | 2 |
| 2011 | 3 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 3 |
| 2014 | 0 | 2 |
| 2015 | 1 | 1 |
| 2016 | 0 | 4 |
| 2017 | 0 | 2 |
| 2018 | 3 | 0 |
| 2019 | 3 | 1 |
| 2020 | 1 | 3 |
| 2021 | 0 | 3 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 2 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Technology areas
Share of 60 documents
- C02FTreatment of water, waste water, sewage, or sludge18
- B01DSeparation17
- Y02EClean energy generation and storage14
- B01JChemical or physical processes8
- C09KMaterials for miscellaneous applications, not provided for elsewhere8
- F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange5
- Y02ATechnologies for adaptation to climate change5
- Y02WClimate change mitigation technologies related to wastewater treatment or waste management5
- Y10TTechnical subjects covered by former us classification5
- B63BShips or other waterborne vessels4
Recent patents
- Method for synthesizing zirconium complex21 Apr 2026US 12,606,575 B2
- Method for synthesizing zirconium complex8 Jul 2025US 12,351,890 B2
- Container terminal operation method25 Oct 2022US 11,479,421 B2
- Ballast water treatment device and ballast water treatment method2 Jun 2020US 10,669,173 B2
- Crude oil composition estimation method, absorption process simulation method in absorption and liquefaction system, process simulation method in recovery system, and method of producing absorption and liquefaction system10 Sep 2019US 10,408,811 B2
- Welded joint of steel plate and method for manufacturing the same6 Aug 2026US 2026/0225191 A1
- Method and device for supplying to catalyst25 Dec 2025US 2025/0387769 A1
- Catalyst, method for producing same, and liquid fuel production method19 Jun 2025US 2025/0196121 A1
- Method for synthesizing zirconium complex16 Feb 2023US 2023/0047529 A1
- Method for synthesizing zirconium complex18 Aug 2022US 2022/0259698 A1
Most cited
By later US patents
- Heat storage substance, heat storage agent, heat reservoir, heat transport medium, cold insulation agent, cold insulator, melting point control agent for heat storage agent and supercooling preventive agent for heat storage agent10US 7,967,999 B22011
- Ballast water treatment device and ballast water treatment method8US 10,669,173 B22020
- Thermal storage medium using a hydrate and apparatus thereof, and method for producing the thermal storage medium7US 7,246,506 B22007
- Apparatus for producing hydrate slurry7US 7,541,009 B22009
- Filtration device6US 10,046,253 B22018