| (Values in U.S. Thousands) | Dec, 2020 | Dec, 2019 | Dec, 2018 | Dec, 2017 | Dec, 2016 |
| Sales | 180 | 550 | 1,560 | 450 | 130 |
| Sales Growth | -67.27% | -64.74% | +246.67% | +246.15% | -45.83% |
| Net Income | -2,960 | -9,230 | -8,130 | -9,530 | -11,120 |
| Net Income Growth | +67.93% | -13.53% | +14.69% | +14.30% | -29.30% |
Superconductor Tech (SCON)
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Superconductor Technologies Inc. manufactures and markets high-performance filters to service providers and original equipment manufacturers in the mobile wireless telecommunications industry. The company's product, the SuperFilter, combines high-temperature superconductors with cryogenic cooling technology to produce a filter with significant advantages over conventional filters. The company was engaged primarily in research and development and generated revenues primarily from government research contracts.