Tianjin University
246Patents
238Active
246Granted
66Portfolio score
Filing activity: Oct 23, 1985 → May 23, 2025 · 5 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5226747A | Adaptive control artificial wavemaking device | Fixed Constructions | 16 | Expired |
| US5648561A | Process for the production of high purity and ultrapure bisphenol-A | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5759942A | Ion exchange resin catalyst for the synthesis of bisphenols and the process for preparing the same | Performing Operations; Transporting | 11 | Expired |
| US5679312A | Multiple stage suspended reactive stripping process and apparatus | Emerging Cross-Sectional Technologies | 8 | Expired |
| US9373965B2 | Electric power router with multiple power supply modes | Electricity | 8 | Active |
| US5629457A | Dephenolizing process for production of high-quality polycarbonate grade bisphenol A | Chemistry; Metallurgy | 7 | Expired |
| US9322740B2 | Distributed disturbance sensing device and the related demodulation method based on polarization sensitive optical frequency domain reflectometry | Physics | 6 | Active |
| US5663456A | Method for obtaining large crystals with high purity by destructing part of fines in slurry in a crystallizer | Chemistry; Metallurgy | 5 | Expired |
| US8839690B2 | Parallel mechanism having three-dimensional translations and one-dimensional rotation | Emerging Cross-Sectional Technologies | 5 | Active |
| US9986181B2 | Digital pixel exposure method by using multiple ramp voltage as reference voltage | Electricity | 3 | Active |
| US8976278B2 | Digital domain accumulative CMOS-TDI image sensor with low power consumption | Electricity | 3 | Active |
| US11985263B1 | Asynchronous and concurrent transaction processing method with high-performance oriented to permissioned blockchain | Emerging Cross-Sectional Technologies | 3 | Active |
| US11248987B2 | Embedded shaking table test device with heavy load capacity and extensible test frequency and area | Physics | 3 | Active |
| US7090458B2 | Planar parallel robot mechanism with two translational degrees of freedom | Emerging Cross-Sectional Technologies | 3 | Expired |
| US10360519B2 | Planning method of electric vehicle fast charging stations on the expressway | Emerging Cross-Sectional Technologies | 2 | Active |
| US11351521B2 | Supported core-shell bimetallic catalyst with high selectivity for propane dehydrogenation | Emerging Cross-Sectional Technologies | 2 | Active |
| US10100550B2 | Foldable tubular element with one rigid degree of freedom | Emerging Cross-Sectional Technologies | 2 | Active |
| US12078527B2 | Differential COTDR distributed acoustic sensing device and method based on heterogeneous double-sideband chirped-pulses | Emerging Cross-Sectional Technologies | 2 | Active |
| US11143091B2 | Efficient engine combustion system with multiple combustion modes | Emerging Cross-Sectional Technologies | 2 | Active |
| US8765092B2 | Non-stoichiometric perovskite oxide oxidation catalyst for oxidizing NO to NO2 | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9769407B2 | Current accumulative pixel structure for CMOS-TDI image sensor | Electricity | 1 | Active |
| US11847387B1 | Method and system for predicting creep-fatigue life of structural part of thermal power unit | Emerging Cross-Sectional Technologies | 1 | Active |
| US10365088B2 | Distributed measuring device and method for simultaneously measuring strain and temperature based on optical frequency domain reflection | Physics | 1 | Active |
| US9658055B2 | Accuracy traceability method based on precision coordinate control network for workshop measurement positioning system | Physics | 1 | Active |
| US9391546B2 | Direct torque control method for inhibiting torque ripples | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.