Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7695450 | Multiple lumen catheter for hemodialysis | John C. Van Stone, W. Kirt Nichols | 2010-04-13 |
| 6592565 | Patient-tailored, central-vein catheters | — | 2003-07-15 |
| 6423050 | Method and apparatus for locking of central-vein catheters | — | 2002-07-23 |
| 6146536 | Method of preparing a batch of dialysis solution | — | 2000-11-14 |
| 6132616 | Method for flushing and filling of an extracorporeal blood circulation system of a dialysis machine | Rodney S. Kenley | 2000-10-17 |
| 5961486 | Clot resistant multiple lumen catheter | W. Kirt Nichols, John C. Van Stone | 1999-10-05 |
| 5902476 | Artificial kidney for frequent (daily) hemodialysis | — | 1999-05-11 |
| 5685867 | Clot resistant multiple lumen catheter | W. Kirt Nichols, John C. Van Stone | 1997-11-11 |
| 5569182 | Clot resistant multiple lumen catheter and method | W. Kirt Nichols, John C. Van Stone | 1996-10-29 |
| 5509897 | Multiple lumen catheter for hemodialysis | John C. Van Stone, W. Kirt Nichols | 1996-04-23 |
| 5484397 | Artificial kidney for frequent (daily) hemodialysis | — | 1996-01-16 |
| 5405320 | Multiple lumen catheter for hemodialysis | John C. Van Stone, W. Kirt Nichols | 1995-04-11 |
| 5336165 | Artificial kidney for frequent (daily) Hemodialysis | — | 1994-08-09 |
| 5209723 | Multiple lumen catheter for hemodialysis | John C. Van Stone, W. Kirt Nichols | 1993-05-11 |
| 5171227 | Separable peritoneal dialysis catheter | Ramesh Khanna, W. Kirt Nichols, Karl D. Nolph | 1992-12-15 |
| 4772269 | Peritoneal dialysis catheter | Karl D. Nolph | 1988-09-20 |
| 4687471 | Peritoneal dialysis catheter | Karl D. Nolph, Ramesh Khanna | 1987-08-18 |
| 4604379 | Dialysis solutions containing cross-linked gelatin | Karl D. Nolph | 1986-08-05 |