| iFlash-IgG4 | 06925912720386 | SHENZHEN YHLO BIOTECH CO., LTD. | Class B | |
| iFlash-IgG4 | 06925912721253 | SHENZHEN YHLO BIOTECH CO., LTD. | Class B | |
| IgG4 Test Kit (Dry Fluorescence Immunoassay) | 06971763220575 | Lansion Biotechnology Co., Ltd. | Unknown class | |
| IGG IP | 03701700822509 | VitalScientific | Unknown class | |
| IGG IP | 03701700822516 | VitalScientific | Unknown class | |
| IGG IP | 03701700822523 | VitalScientific | Unknown class | |
| ImmunoCAP Specific IgG4 Calibrator Strip | 07333066022796 | Phadia AB | Class B | |
| ImmunoCAP Specific IgG4 Conjugate 50 | 07333066022789 | Phadia AB | Class B | |
| ImmunoCAP Specific IgG4 Curve Control Strip | 07333066022802 | Phadia AB | Class B | |
| Immunoglobulin G1 (IgG1) Detection Kit | 06950334824350 | Genrui Biotech Inc. | Unknown class | |
| Immunoglobulin G2 (IgG2) Detection Kit | 06950334824367 | Genrui Biotech Inc. | Unknown class | |
| Immunoglobulin G3 (IgG3) Detection Kit | 06950334824374 | Genrui Biotech Inc. | Unknown class | |
| Immunoglobulin G4 Chemiluminescence Immunoassay Kit | 06972719606191 | Nanjing RealMind Biotech Co., Ltd. | Unknown class | |
| Immunoglobulin G4 Chemiluminescence Immunoassay Kit | 06972719606207 | Nanjing RealMind Biotech Co., Ltd. | Unknown class | |
| Immunoglobulin G4 Chemiluminescence Immunoassay Kit | 06972719606214 | Nanjing RealMind Biotech Co., Ltd. | Unknown class | |
| Immunoglobulin G4 Chemiluminescence Immunoassay Kit | 06972719606221 | Nanjing RealMind Biotech Co., Ltd. | Unknown class | |
| Immunoglobulin G4 Chemiluminescence Immunoassay Kit | 06972719607051 | Nanjing RealMind Biotech Co., Ltd. | Unknown class | |
| Immunoglobulin G4 Chemiluminescence Immunoassay Kit | 06972719607068 | Nanjing RealMind Biotech Co., Ltd. | Unknown class | |
| Immunoglobulin G4 (IgG4) Detection Kit (Nephelometry) | 06950334819684 | Genrui Biotech Inc. | Unknown class | |
| N AS IgG1 | 00842768008450 | Siemens Healthcare Diagnostics Products GmbH | Class B | |
| N AS IgG2 | 00842768008467 | Siemens Healthcare Diagnostics Products GmbH | Class B | |
| N Latex IgG3 | 00842768006708 | Siemens Healthcare Diagnostics Products GmbH | Class B | |
| N Latex IgG4 | 00842768006692 | Siemens Healthcare Diagnostics Products GmbH | Class B | |
| Optilite® IgG1 Control Pack | 05051700018913 | The Binding Site Group Ltd | Class B | |
| Optilite® IgG1 Kit | 05051700017060 | The Binding Site Group Ltd | Class B | |
| Optilite® IgG2 Control Pack | 05051700018920 | The Binding Site Group Ltd | Class B | |
| Optilite® IgG2 Kit | 05051700017022 | The Binding Site Group Ltd | Class B | |
| Optilite® IgG3 Control Pack | 05051700018579 | The Binding Site Group Ltd | Class B | |
| Optilite® IgG3 Kit | 05051700017039 | The Binding Site Group Ltd | Class B | |
| Optilite® IgG4 Control Pack | 05051700018562 | The Binding Site Group Ltd | Class B | |
| Optilite® IgG4 Kit | 05051700017183 | The Binding Site Group Ltd | Class B | |
| PeliClass human IgG subclass Plus kit | 18720682030148 | Sanquin Reagents B.V. | Class B | |
| Sharay IgG (CLIA) | 06975070766115 | C-Luminary Biotechnology Co., Ltd. | Unknown class | |
| Sharay IgG (CLIA) | 06975070766122 | C-Luminary Biotechnology Co., Ltd. | Unknown class | |
| Sharay IgG (CLIA) | 06975070766139 | C-Luminary Biotechnology Co., Ltd. | Unknown class | |
| Sharay IgG (CLIA) | 06975070766146 | C-Luminary Biotechnology Co., Ltd. | Unknown class | |
| Sharay IgG (CLIA) | 06975070768843 | C-Luminary Biotechnology Co., Ltd. | Unknown class | |
| Sharay IgG (CLIA) | 06975070768850 | C-Luminary Biotechnology Co., Ltd. | Unknown class | |
| Sharay IgG (CLIA) | 06975070768867 | C-Luminary Biotechnology Co., Ltd. | Unknown class | |
| Sharay IgG (CLIA) | 06975070768874 | C-Luminary Biotechnology Co., Ltd. | Unknown class | |