FUJIREBIO INC.
135Patents
36Active
135Granted
44Portfolio score
Filing activity: Mar 23, 1981 → Sep 1, 2020 · 13 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5158895A | Automatic immunological measuring system | Emerging Cross-Sectional Technologies | 155 | Expired |
| US5120738A | Pantothenic acid derivatives | Emerging Cross-Sectional Technologies | 58 | Expired |
| US5817526A | Method and apparatus for agglutination immunoassay | Emerging Cross-Sectional Technologies | 49 | Expired |
| US6221625A | Enzyme-labeled immunoassay and device therefor | Emerging Cross-Sectional Technologies | 48 | Expired |
| USD342575S | Receptacle for blood sample analyzing | General | 43 | Expired |
| US5320944A | Immunoassay using magnetic particle | Emerging Cross-Sectional Technologies | 41 | Expired |
| US5290708A | Method of immunoassay measurement | Emerging Cross-Sectional Technologies | 36 | Expired |
| US4582622A | Magnetic particulate for immobilization of biological protein and process of producing the same | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5171668A | Method of the chemiluminescence assay of the activity of peroxidase | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4560665A | Method of measuring membrane fusion | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5470759A | Anti-glycated hemoglobin monoclonal antibody and method for measuring glycated hemoglobin | Physics | 21 | Expired |
| US5144008A | Artificial carrier for immobilization of biological proteins | Physics | 19 | Expired |
| US5922284A | Method and apparatus for agglutination immunoassay | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5094939A | Chemiluminescence assays using stabilized dioxetane derivatives | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6017494A | Liquid supply device and analytical test device | Performing Operations; Transporting | 18 | Expired |
| USD339636S | Console for enzyme immunoassay auto analyzer | General | 18 | Expired |
| US4672068A | Antihypertensive 1,4-dihydropyridines having a conjugated ester | Chemistry; Metallurgy | 16 | Expired |
| US5460781A | Hemoglobin sampler | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4476109A | Method of preparing gamma globulin suitable for intravenous administration | Chemistry; Metallurgy | 16 | Expired |
| US4794450A | Method and apparatus for judging agglutination pattern | Physics | 16 | Expired |
| US6689576B2 | Chemiluminescent assay | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5569589A | Immunoassay element and process and immunoassay | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6534281B2 | Immunoassay for measuring human C-peptide and kit therefor | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5266707A | 3,5-dihydroxyheptanoic acid derivatives | Chemistry; Metallurgy | 11 | Expired |
| US4582792A | Immunoassay method using two immobilized biologically active substances | Emerging Cross-Sectional Technologies | 10 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.