Issued Patents 2018
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10029130 | High pressure air cylinders for use with self-contained breathing apparatus | Jerry A. Phifer, William E. Parson | 2018-07-24 |
| 10016628 | High pressure air cylinders for use with self-contained breathing apparatus | Jerry A. Phifer, William E. Parson | 2018-07-10 |
| 10016629 | High pressure air cylinders for use with self-contained breathing apparatus | Jerry A. Phifer, William E. Parson | 2018-07-10 |
| 10016630 | High pressure air cylinders for use with self-contained breathing apparatus | Jerry A. Phifer, William E. Parson | 2018-07-10 |
| 10016631 | High pressure air cylinders for use with self-contained breathing apparatus | Jerry A. Phifer, William E. Parson | 2018-07-10 |