Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4312351 | Drainage device with separate outflow chamber | Robert E. Bidwell | 1982-01-26 |
| 4306558 | Portable liquid collection device | Robert E. Bidwell | 1981-12-22 |
| 4296748 | Underwater drainage apparatus with separable suction control chamber | Robert E. Bidwell | 1981-10-27 |
| 4261362 | Underwater drainage apparatus with reduced dead air space | Robert E. Bidwell | 1981-04-14 |
| 4258824 | Sound muffling baffle for drainage device | Robert E. Bidwell | 1981-03-31 |
| 4242447 | Rapid detection of bacteria | Eugene Findl | 1980-12-30 |
| D255937 | Pleural cavity drainage container | Robert E. Bidwell | 1980-07-15 |