Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6883928 | Easily-accessible multi-signal light for a chair positioned at a gaming table in a casino | — | 2005-04-26 |
| 4954251 | Concentric microaggregate blood filter | Bruce E. Barnes, Richard Furuzawa | 1990-09-04 |
| 4857068 | Universal spike for use with rigid and collapsible parenteral fluid dispensing container | — | 1989-08-15 |