Heilongjiang Transport Development has a total of 22 patents globally, out of which 16 have been granted. Of these 22 patents, more than 95% patents are active. China is where Heilongjiang Transport Development has filed all their patents. Parallelly, China seems to be the main focused R&D centre and also is the origin country of Heilongjiang Transport Development.
Heilongjiang Transport Development was founded in 2010. Heilongjiang Transport Development is a China-based company involved in the investment, development, construction, operation, and management of expressways. As a large enterprise under provincial management, it integrates the real estate, physical distribution and transportation, advertising, and import-export industries.
Do read about some of the most popular patents of Heilongjiang Transport Development which have been covered by us in this article and also you can find Heilongjiang Transport Development patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Heilongjiang Transport Development patent portfolio.
How many patents does Heilongjiang Transport Development have?
Heilongjiang Transport Development has a total of 22 patents globally. And all these patents belong to unique patent families. Out of 22 patents, 21 patents are active.
How Many Patents did Heilongjiang Transport Development File Every Year?
Are you wondering why there is a drop in patent filing for the last two years? It is because a patent application can take up to 18 months to get published. Certainly, it doesn’t suggest a decrease in the patent filing.
| Year of Patents Filing or Grant | Heilongjiang Transport Development Applications Filed | Heilongjiang Transport Development Patents Granted |
| 2023 | 4 | – |
| 2022 | 2 | – |
| 2021 | – | 12 |
| 2020 | 11 | 3 |
| 2019 | 1 | 1 |
| 2018 | 4 | – |
How many Heilongjiang Transport Development patents are Alive/Dead?
How Many Patents did Heilongjiang Transport Development File in Different Countries?
Heilongjiang Transport Development filled all their patents in China.
Where are Research Centers of Heilongjiang Transport Development Patents Located?
The Research Center of Heilongjiang Transport Development Patents is China.
List of Heilongjiang Transport Development Patents
| Heilongjiang Transport Development Patent | Title |
| CN214301495U | Expressway Brake Mark Cleaning Device |
| CN214168894U | Road Isolation Roadbed Ground Cleaning Equipment |
| CN214147698U | Protective Device For Road Delineator Type Flashing Fog Lamp |
| CN109112997B | A Road Isolation Net |
| CN213925785U | Asphalt Laying Device For Highway Construction |
| CN213896902U | Road Self-Rescue Ramp Paved By Waste Tires |
| CN213676506U | Intelligent Traffic Safety Warning Board |
| CN213596763U | Maintenance Device For Road |
| CN213358472U | Cleaning Device With Sprinkling Structure For Road Impurity Removal |
| CN212624164U | High-Speed Charging Parking Manager With Alarm Function |
| CN212426818U | Deceleration Strip For Expressway Ramp |
| CN212322369U | Self-Service Payment Device Capable Of Preventing Dust And Dissipating Heat |
| CN109024151B | A Highway Maintenance Method |
| CN211815948U | Snow Removing Device For Road Construction |
| CN108589577B | Highway Accident Early Warning Structure And Its Maintenance Device |
| CN117801420A | A Kind Of Nano-Silica And Graphite Synergistic Expansion Flame-Retardant Polypropylene Composite Material And Its Preparation Method And Application |
| CN116855292A | Preparation Method Of Graphene Modified Lubricating Grease |
| CN116867229A | Preparation Method Of Graphite Heat Dissipation Film Based On Aramid Fiber |
| CN116750755A | Graphene Dispersion Liquid And Preparation Method Thereof |
| CN115862287A | Expressway Active Road Occupation Early Warning System Based On Wireless Network |
| CN115593407A | Vehicle Lane Departure Early Warning Method And System With Real-Time Error Correction Capability |
| CN209482218U | Improved Structure Of Blowing Mechanism Of Wind Sweeper |
What are Heilongjiang Transport Development key innovation segments?
What Technologies are Covered by Heilongjiang Transport Development?
The chart below distributes patents filed by Heilongjiang Transport Development in different countries on the basis of the technology protected in patents. It also represents the markets where Heilongjiang Transport Development thinks it’s important to protect particular technology inventions.
R&D Focus: How has Heilongjiang Transport Development search focus changed over the years?
EXCLUSIVE INSIGHTS COMING SOON!
Interested in knowing about the areas of innovation that are being protected by Heilongjiang Transport Development?