Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6840011 | Window panel balance apparatus and method | Roy A. Thompson, Douglas W. Kroncke, John C. Costello, David Chastain, Timothy J. Kelley +8 more | 2005-01-11 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6840011 | Window panel balance apparatus and method | Roy A. Thompson, Douglas W. Kroncke, John C. Costello, David Chastain, Timothy J. Kelley +8 more | 2005-01-11 |