Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6257233 | Dry powder dispersing apparatus and methods for their use | John D. Burr, Randy K. Hall, Herman E. Snyder, Carlos Schuler, George S. Axford +1 more | 2001-07-10 |
| 6089228 | Apparatus and methods for dispersing dry powder medicaments | John D. Burr, Jeffrey W. Etter, George S. Axford, Jack M. Anthony | 2000-07-18 |
| 5826633 | Powder filling systems, apparatus and methods | Derrick J. Parks, Michael Rocchio, Kyle Naydo, Dennis Wightman | 1998-10-27 |
| 5785049 | Method and apparatus for dispersion of dry powder medicaments | John D. Burr, Jeffery W. Etter, George S. Axford, Shirley W. Lyons, Robert M. Platz | 1998-07-28 |
| 5740794 | Apparatus and methods for dispersing dry powder medicaments | John D. Burr, Jeffrey W. Etter, George S. Axford, Jack M. Anthony | 1998-04-21 |
| D390651 | Medicament inhaler housing | John D. Burr, Jeffrey W. Etter, George S. Axford | 1998-02-10 |