DC

David Campbell

📍 Salt Lake City, UT: #14 of 295 inventorsTop 5%
🗺 Utah: #63 of 1,201 inventorsTop 6%
Overall (2004): #30,666 of 270,089Top 15%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6825588 Uninterruptible power supply using a high speed cylinder flywheel Christopher W. Gabrys 2004-11-30
6798092 Low outgas flywheel motor/generator Christopher W. Gabrys 2004-09-28
6727616 Flywheel energy storage system with quill stabilizer Christopher W. Gabrys 2004-04-27