North University of China

Chine

 
Quantité totale PI 89
Rang # Quantité totale PI 14 759
Note d'activité PI 2,8/5.0    103
Rang # Activité PI 6 712

Brevets

Marques

61 0
0 0
28 0
0
 
Dernier brevet 2025 - Preparation of long-life load-be...
Premier brevet 2011 - Silicon-based monolithic integra...

Derniers inventions, produits et services

2024 Invention Lightweight, low-thickness, durable and reliable multi-band radar stealth-bulletproof integrated ...
Invention Stacked large-capacity signal acquisition and transmission system and design method thereof. The ...
Invention Method for preparing weathered coal-derived humic acid/urea-formaldehyde slow-release fertilizer ...
Invention Efficient microwave preparation method with one-step simultaneous reduction/embedding and applica...
Invention Operation method and operation system for upper and lower double-duct jet-propelled pipeline ultr...
Invention Apparatus and method for real-time in-situ simultaneous measurement of temperature and mechanical...
2023 Invention Sulfonated lignin as a by-product of papermaking wood pulp/urea-formaldehyde fertilizer and metho...
Invention Urea formaldehyde/starch slow-release nitrogen fertilizer prepared by mechanical activation and i...
Invention Microelement amino acid chelate-urea formaldehyde slow-release fertilizer and method for preparin...
Invention Lightweight, ballistic and blast-resistant multi-phase composite armor material based on high-tou...
Invention Preparation of long-life load-bearing tire made of natural rubber having undergone graphene/diffe...
Invention Efficient and green method for preparing polyether ether ketone composite material reinforced by ...
Invention Efficient preparation method for high-temperature-resistant wave-transmitting micro-nano multi-sc...
Invention Double-parameter in-situ sensor based on waveguide grating, a sensing system and a preparation me...
Invention Polarization fusion orientation method for occluded environment. Disclosed is a polarization fus...
Invention Efficient and cost-effective method for preparing ultra-fine powdered natural rubber masterbatch ...
Invention Method for measuring surface temperatures of turbine blade. A method for measuring surface temper...
Invention Lightweight, low-thickness, long-term reliable multi-band radar stealth and bulletproof integrate...
Invention Lightweight bulletproof and anti-explosion multiphase composite armor material based on high-toug...
Invention High-efficiency and low-cost preparation method for high-graphene-content superfine natural rubbe...
Invention Papermaking wood pulp byproduct sulfonated lignin/urea-formaldehyde fertilizer and reactive extru...
Invention Trace element-amino acid chelate/urea-formaldehyde slow-release fertilizer and reactive extrusion...
Invention High-precision and high-efficiency injection mold for high-aspect-ratio double-layer cylindrical ...
Invention Preparation of graphene/natural rubber with simultaneously improved mechanical property, heat con...
Invention Device and method for industrialized continuous and simplified preparation of urea-formaldehyde p...
Invention Industrial continuous preparation equipment and process for graphene powder capable of being dire...
2022 Invention Biodegradable urea-formaldehyde-based sand-fixing polymer material with slow nutrient release and...
Invention Method of preparing graphene/natural rubber composite with enhanced mechanical properties, therma...
Invention High wear-resistant graphene-modified natural rubber and preparation thereof. A high wear-resist...
Invention Equipment and method for continuously preparing graphene powder directly dispersed in organic sys...
Invention Method for preparing large-size rare earth magnesium alloy high-performance ingots by short proce...
Invention Vulcanizing agent-modified graphene prepared through an in-situ chemical deposition process, and ...
Invention Demodulation system and demodulation method of fiber-optic sensor for obtaining phase change para...
Invention Automatic identification hydrogen refueling system and method. The automatic identification hydr...
Invention Fiber-optic fabry-perot pressure sensor and batch preparation method for sensing unit thereof. S...
Invention Surface acoustic wave temperature sensor and manufacturing method thereof. The present disclosur...
Invention Device and method for industrialized continuous and simplified preparation of urea-formaldehyde s...
Invention Surface-acoustic-wave temperature and pressure sensing device and manufacturing method thereof. ...
Invention Method for preparing thermoplastic starch by in-situ reactive extrusion plasticization process an...
Invention Method for preparing graphene masterbatch by aqueous phase synergistic aggregating precipitating ...
Invention Method for preparing nitrogen-rich or nutritious slow-release fertilizer through in-situ straw mo...
Invention System and method of measuring the frequency of a radio frequency signal. A frequency measurement...
Invention Heat-sound-vibration three-parameter integrated in-situ sensor and system of high-temperature-res...
2021 Invention Method for converting biodegradable polymers into humus with a low release amount of co2 and use ...
Invention Highly efficient and environment-friendly reactive extrusion integrated continuous preparation pr...
Invention Hydrogen fuel high-speed rotating magnetofluid power generation device. The present invention rel...
Invention System for simultaneously and microscopically measuring vapor cell coating film energy transfer a...
Invention Rotary ultrasonic grinding machine tool and application. A rotary ultrasonic grinding machine too...
2019 Invention Ion thruster and method for fabrication thereof. Provided are an ion thruster and a fabrication ...