Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9078997 | Catheter assembly including coiled internal bolster | Changqing Li, Ken Brown, Alan Sundheimer | 2015-07-14 |
| 8439869 | Method for percutaneously implanting a medical catheter and medical catheter implanting assembly | Patrice A. Weststrate, Changqing Li, Mark Adams, Donald C. Hovey, Laurence D. Brenner | 2013-05-14 |
| 8043261 | Method for percutaneously implanting a medical catheter and medical catheter implanting assembly | Patrice A. Weststrate, Changqing Li, Mark Adams, Donald C. Hovey, Laurence D. Brenner | 2011-10-25 |
| 7654980 | Method for percutaneously implanting a medical catheter and medical catheter implanting assembly | Patrice A. Weststrate, Changqing Li, Mark Adams, Donald C. Hovey, Laurence D. Brenner | 2010-02-02 |
| 6159177 | Drainage catheter anchor locking mechanisms | Raymond G. Amos, Jr., Srinivas Nishtala, D. H. Perkins, Jefferey Carl Smith | 2000-12-12 |