SP Tech
Ansan-si Gyeonggi-do, KR· latest recorded location
SP Tech is named on 1 US grants and 2 published applications in this corpus. Its most frequent classification is A61L (Methods or apparatus for sterilising materials or objects in general).
- Granted patents
- 1
- Published applications
- 2
- Inventors
- 1
- Granted in 2026 so far
- 0
- Most recent grant
- 25 Aug 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
By publication year.
Technology areas
Share of 3 documents
- A61LMethods or apparatus for sterilising materials or objects in general2
- H01JElectric discharge tubes or discharge lamps2
- H01TSpark gaps2
- H05HPlasma technique2
- C22CAlloys1
- C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys1
- C23CCoating metallic material1
- C23FNon-mechanical removal of metallic material from surface1
- F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange1
- F28FDetails of heat-exchange and heat-transfer apparatus, of general application1
Recent patents
- Highly corrosion-resistant heat exchanger system using control of alloy composition and alloy potential4 Jun 2020US 2020/0173740 A1
- Dielectric barrier discharge-type electrode structure for generating plasma having conductive body protrusion on electrodes21 May 2015US 2015/0137677 A1
Most cited
By later US patents