Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10799659 | Tracheostomy tube assemblies and inner cannulae | Andrew Thomas Jeffrey, Christopher John Woosnman | 2020-10-13 |
| 10603454 | Tracheostomy tube assemblies and inner cannulae | Steven James Field, Andrew Thomas Jeffrey, Neil Steven Veasey, Christopher John Woosnam | 2020-03-31 |