China Academy of Railway Sciences has a total of 189 patents globally, out of which 141 have been granted. Of these 189 patents, more than 78% patents are active. China is where China Academy of Railway Sciences has filed all their patents. Parallelly, China seems to be the main focused R&D centre and also is the origin country of China Academy of Railway Sciences.
China Academy of Railway Sciences offers commercial services. The business provides technical advice, testing and certification, talent development, and other services in addition to innovations in science and technology.
Do read about some of the most popular patents of China Academy of Railway Sciences which have been covered by us in this article and also you can find China Academy of Railway Sciences patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over China Academy of Railway Sciences patent portfolio.
How many patents does China Academy of Railway Sciences have?
China Academy of Railway Sciences has a total of 189 patents globally. These patents belong to 182 unique patent families. Out of 189 patents, 148 patents are active.
How Many Patents did China Academy of Railway Sciences 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 | China Academy of Railway Sciences Applications Filed | China Academy of Railway Sciences Patents Granted |
| 2023 | 2 | 2 |
| 2022 | 19 | 24 |
| 2021 | 25 | 15 |
| 2020 | 22 | 22 |
| 2019 | 21 | 8 |
| 2018 | 9 | 15 |
| 2017 | 17 | 13 |
| 2016 | 31 | 6 |
| 2015 | 14 | 13 |
| 2014 | 5 | 5 |
| 2013 | 4 | 9 |
| 2012 | 10 | 1 |
| 2011 | 3 | 3 |
How many China Academy of Railway Sciences patents are Alive/Dead?
How Many Patents did China Academy of Railway Sciences File in Different Countries?
China Academy of Railway Sciences filled all their patents in China.
Where are Research Centers of China Academy of Railway Sciences Patents Located?
The Research Center of China Academy of Railway Sciences Patents is China.
What are China Academy of Railway Sciences key innovation segments?
What Technologies are Covered by China Academy of Railway Sciences?
The chart below distributes patents filed by China Academy of Railway Sciences