CD Medical
12Patents
0Active
12Granted
35Portfolio score
Filing activity: Oct 21, 1981 → Apr 13, 1989
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4889812A | Bioreactor apparatus | Emerging Cross-Sectional Technologies | 122 | Expired |
| US4769134A | Open patient fluid management method and system | Emerging Cross-Sectional Technologies | 103 | Expired |
| US4747950A | Method and apparatus for controlled ultrafiltration during hemodialysis | Human Necessities | 91 | Expired |
| US4728433A | Ultrafiltration regulation by differential weighing | Emerging Cross-Sectional Technologies | 78 | Expired |
| US4918019A | Bioreactor system with plasticizer removal | Emerging Cross-Sectional Technologies | 73 | Expired |
| US4715959A | Apparatus and method for controlling ultrafiltration during hemodialysis | Emerging Cross-Sectional Technologies | 65 | Expired |
| US4894342A | Bioreactor system | Emerging Cross-Sectional Technologies | 61 | Expired |
| US4821769A | Valve monitor and method | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4812239A | Dry chemical mix system for hemodialysis | Human Necessities | 25 | Expired |
| US4543221A | Method for making cellulose semipermeable hollow fibers | Textiles; Paper | 22 | Expired |
| US4940455A | Method and apparatus for single needle dialysis | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4968420A | Dissolution method and apparatus | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.