Barry Bratcher
23Patents
5h-index
29Co-inventors
69Inventor score
Filing activity: Oct 3, 2001 → Oct 17, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7048211B2 | Flexible processing apparatus for isolating and purifying viruses, soluble proteins and peptides from plant sources | Chemistry; Metallurgy | 26 | Expired |
| US9775376B2 | Smokeless tobacco pastille and moulding process for forming smokeless tobacco products | Human Necessities | 23 | Active |
| US6906172B2 | Flexible processing apparatus for isolating and purifying viruses, soluble proteins and peptides from plant sources | Chemistry; Metallurgy | 17 | Expired |
| US9301544B2 | Protein-enriched tobacco-derived composition | Human Necessities | 13 | Active |
| US6817970B2 | Centrifuge for extracting interstitial fluid | Performing Operations; Transporting | 11 | Expired |
| US11696948B2 | Vaccines formed by virus and antigen conjugation | Chemistry; Metallurgy | 5 | Active |
| US9220295B2 | Tobacco separation process for extracting tobacco-derived materials, and associated extraction systems | Human Necessities | 5 | Active |
| US9661876B2 | Sugar-enriched extract derived from tobacco | Human Necessities | 4 | Active |
| US11485956B2 | Virus and antigen purification and conjugation | Chemistry; Metallurgy | 1 | Active |
| US11690907B2 | Vaccines formed by virus and antigen conjugation | Chemistry; Metallurgy | 1 | Active |
| US10834959B2 | Purification of tobacco-derived protein compositions | Chemistry; Metallurgy | 1 | Active |
| US11529413B2 | Virus and antigen purification and conjugation | Chemistry; Metallurgy | 1 | Active |
| US10757964B2 | Purification of tobacco-derived protein compositions | Chemistry; Metallurgy | 1 | Active |
| US12097256B2 | Virus and antigen purification and conjugation | Chemistry; Metallurgy | 0 | Active |
| US11655461B2 | Antigen purification | Chemistry; Metallurgy | 0 | Active |
| US10822591B2 | Virus purification | Chemistry; Metallurgy | 0 | Active |
| US12059021B2 | Purification of tobacco-derived protein compositions | Chemistry; Metallurgy | 0 | Active |
| US11375741B2 | Protein-enriched tobacco-derived composition | Human Necessities | 0 | Active |
| US12173328B2 | Virus and antigen conjugation | Chemistry; Metallurgy | 0 | Active |
| US10214747B2 | Method of purifying monoclonal antibodies | Chemistry; Metallurgy | 0 | Active |
| US11523623B2 | Plant-derived protein purification | Human Necessities | 0 | Active |
| US11805805B2 | Purification of tobacco-derived protein compositions | Chemistry; Metallurgy | 0 | Active |
| US11166485B2 | Protein-enriched tobacco-derived composition | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.