Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6888922 | Filament circuit resistance adjusting apparatus technical field | Thomas Dean Schaefer, Gregory Alan Steinlage, Earl Warden | 2005-05-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6888922 | Filament circuit resistance adjusting apparatus technical field | Thomas Dean Schaefer, Gregory Alan Steinlage, Earl Warden | 2005-05-03 |