Vijay Kumar
33Patents
12h-index
28Co-inventors
81Inventor score
Filing activity: Aug 3, 1993 → Aug 27, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6627749B1 | Powdered oxidized cellulose | Chemistry; Metallurgy | 188 | Expired |
| US7662801B2 | Biodegradable oxidized cellulose esters | Chemistry; Metallurgy | 139 | Expired |
| US7595392B2 | Biodegradable oxidized cellulose esters | Chemistry; Metallurgy | 135 | Expired |
| US7649089B2 | Biodegradable oxidized cellulose esters and their uses as microspheres | Chemistry; Metallurgy | 130 | Active |
| US8143045B2 | Mutant Citrobacter freundii phytase polypeptide | Chemistry; Metallurgy | 68 | Active |
| US8177072B2 | Apparatus and method for separating and isolating components of a biological fluid | Physics | 29 | Active |
| US5780618A | Oxidized cellulose | Human Necessities | 27 | Expired |
| US6800753B2 | Regenerated cellulose and oxidized cellulose membranes as potential biodegradable platforms for drug delivery and tissue engineering | Chemistry; Metallurgy | 24 | Expired |
| US8511480B2 | Apparatus and method for separating and isolating components of a biological fluid | Physics | 16 | Active |
| US8511479B2 | Apparatus and method for separating and isolating components of a biological fluid | Physics | 16 | Active |
| US8506823B2 | Apparatus and method for separating and isolating components of a biological fluid | Physics | 15 | Active |
| US5414079A | Oxidized cellulose | Human Necessities | 15 | Expired |
| US6372259B1 | Palatable, sustained release drug granules | Human Necessities | 12 | Expired |
| US5405953A | Microfibrillated oxycellulose | Human Necessities | 12 | Expired |
| US9375661B2 | Apparatus and method for separating and isolating components of a biological fluid | Physics | 12 | Active |
| US8017396B2 | Cellulose based heart valve prosthesis | Human Necessities | 9 | Active |
| US5580974A | Microfibrillated oxycellulose dispersions | Human Necessities | 7 | Expired |
| US6821531B2 | Powdered/microfibrillated cellulose | Chemistry; Metallurgy | 7 | Expired |
| US5888523A | Topical non-steroidal anti-inflammatory drug composition | Human Necessities | 6 | Expired |
| US8053221B2 | Enzymes | Chemistry; Metallurgy | 4 | Active |
| US6703208B1 | Immunological assay for detection of antibodies in celiac disease | Physics | 4 | Expired |
| US10393731B2 | Cellular-based method for determining the biological activity of defibrotide | Physics | 3 | Active |
| US9902952B2 | Euglobulin-based method for determining the biological activity of defibrotide | Chemistry; Metallurgy | 3 | Active |
| US11085043B2 | Euglobulin-based method for determining the biological activity of defibrotide | Chemistry; Metallurgy | 2 | Active |
| US10954540B2 | Methods of producing biosynthetic bacterial cellulose membranes | Human Necessities | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.