Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7166378 | Technique to regulate an efficiency of a fuel cell system | Ryan Hallum, Eric Kueckels, Richard J. Graham, Adam Solodow, Arne Ballantine +1 more | 2007-01-23 | $1,800,000 |
| 7166379 | Technique to regulate an efficiency of a fuel cell system | Ryan Hallum, Eric Kueckels, Richard J. Graham, Adam Solodow, Arne Ballantine +1 more | 2007-01-23 | $1,800,000 |
| 6650968 | Technique to regulate an efficiency of a fuel cell system | Ryan Hallum, Eric Kueckels, Richard J. Graham, Adam Solodow, Arne Ballantine +1 more | 2003-11-18 | $3,156,000 |
| 6498462 | Generator control system to accommodate a decrease in a power grid voltage | Arne Ballantine | 2002-12-24 | $4,800,000 |