Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE47129 | Low profile heat and moisture exchanger device for tracheotomy and speaking valve | Alan H. Shikani, James A. Thomas | 2018-11-20 |
| 8887718 | Low profile heat and moisture exchanger device for tracheotomy and speaking valve | Alan H. Shikani, James A. Thomas | 2014-11-18 |