Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7470176 | Converting existing prior art fume hoods into high performance low airflow stable vortex fume hoods | Robert H. Morris | 2008-12-30 |
| 4937899 | Lavatory with improved overflow duct assembly | Jerry L. Roberts | 1990-07-03 |