J.E.T. CO., LTD.
35Patents
17Active
35Granted
45Portfolio score
Filing activity: Apr 9, 1979 → Nov 5, 2020 · 5 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4230578A | Sewage effluent volume control and alarm arrangement for pressurized sewage disposal system | Physics | 32 | Expired |
| US5350512A | Chlorination and dechlorination apparatus and method | Chemistry; Metallurgy | 30 | Expired |
| US5484524A | Wastewater treatment apparatus | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5405540A | Chlorination and dechlorination method | Chemistry; Metallurgy | 16 | Expired |
| US5449453A | Plastic media filter | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5388316A | Biofilm support media assembly apparatus and method | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6238577A | Self-leveling weir | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5350505A | Plastic media filter | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4437622A | Wire roller | Performing Operations; Transporting | 10 | Expired |
| US5316668A | Wastewater treatment plant and apparatus | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5395625A | Fluid treatment tablet | Performing Operations; Transporting | 9 | Expired |
| US8220874B2 | Dump device for side dump trailer | Performing Operations; Transporting | 6 | Active |
| US6837636B2 | Imager featuring service station assembly for servicing imager print heads | Performing Operations; Transporting | 6 | Expired |
| US5458788A | Plastic media filter | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6105593A | Fixed film media cleaner apparatus and method | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6318705A | Aspirator | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5430925A | Biofilm support media assembly method | Emerging Cross-Sectional Technologies | 3 | Expired |
| US9090490B2 | System and method for wastewater disinfection | Emerging Cross-Sectional Technologies | 2 | Active |
| US5702079A | Bat media support frame apparatus and method | Emerging Cross-Sectional Technologies | 2 | Expired |
| US10615059B2 | Substrate processing device | Electricity | 1 | Active |
| US7954790B2 | Composite shaft aspirator assembly | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11933101B1 | Window for a trailer or other vessel with a side wall | Performing Operations; Transporting | 0 | Active |
| US9707773B1 | Apparatus for delivering ink to ink jet print heads | Performing Operations; Transporting | 0 | Active |
| US10514315B2 | Sensor unit and airtightness inspection device | Emerging Cross-Sectional Technologies | 0 | Active |
| US7303266B2 | Imager with flexibility in configuration and orientation | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.