Derek J. Hei
13Patents
9h-index
12Co-inventors
69Inventor score
Filing activity: Jun 7, 1996 → Nov 15, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6544727B1 | Methods and devices for the removal of psoralens from blood products | Human Necessities | 99 | Expired |
| US6364864B1 | Plastic containers having inner pouches and methods for making such containers | Human Necessities | 79 | Expired |
| US6099734A | Apparatus, membranes and methods for removing organic compounds from a biological fluid | Performing Operations; Transporting | 43 | Expired |
| US7037642B2 | Removing compounds from blood products with porous particles immobilized in a matrix | Human Necessities | 36 | Expired |
| US6951713B2 | Absorbing pathogen-inactivating compounds with porous particles immobilized in a matrix | Human Necessities | 25 | Expired |
| US7025877B1 | Processing set for processing and treating a biological fluid | Human Necessities | 19 | Expired |
| US7611831B2 | Adsorbing pathogen-inactivating compounds with porous particles immobilized in a matrix | Human Necessities | 18 | Expired |
| US7105093B2 | Processing set and methods for processing and treating a biological fluid | Human Necessities | 10 | Expired |
| US9259525B2 | Adsorbing pathogen-inactivating compounds with porous particles immobilized in a matrix | Human Necessities | 10 | Active |
| US7425304B2 | Processing set and methods for processing and treating a biological fluid | Human Necessities | 8 | Expired |
| US6331387A | Adsorbing pathogen-inactivating compounds with porous particles immobilized in a matrix | General | 0 | Revoked |
| US11591571B2 | Pluripotent stem cell assay | Chemistry; Metallurgy | 0 | Active |
| US11174461B2 | Colony forming medium and use thereof | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.