Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4955091 | Method and apparatus for a vacuum assisted toilet system | Eugene F. Colditz | 1990-09-11 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4955091 | Method and apparatus for a vacuum assisted toilet system | Eugene F. Colditz | 1990-09-11 |