Weichai Power has a total of 8413 patents globally, out of which 6114 have been granted. Of these 8413 patents, more than 83% patents are active. China is where Weichai Power has filed the maximum number of patents, followed by United States of America and Europe and it also seems reasonable as the biggest market for Weichai Power is China. Parallelly, China seems to be the main focused R&D center and is also the origin country of Weichai Power.
Weichai Power was founded in 2002 by the main sponsor, Weichai Holding Group Co., Ltd. and qualified domestic and foreign investors. Company is doing business in the research and development, manufacturing and sale of diesel engines. Its products are used in vehicles, marine vessels and power generators. As of December 2021, Weichai Power has a market cap of $145.38 Billion.
Do read about some of the most popular patents of Weichai Power which have been covered by us in this article and also you can find Weichai Power’s patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Weichai Power patent portfolio.
How many patents does Weichai Power have?
Weichai Powerhas a total of 8413 patents globally. These patents belong to 8127 unique patent families. Out of 8413 patents, 7039 patents are active.
How many Weichai Power patents are Alive/Dead?
Worldwide Patents
Patent Families
How Many Patents did Weichai Power 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 | Weichai Power Applications Filed | Weichai Power Patents Granted |
| 2011 | 259 | 93 |
| 2012 | 327 | 146 |
| 2013 | 505 | 210 |
| 2014 | 533 | 454 |
| 2015 | 431 | 349 |
| 2016 | 549 | 460 |
| 2017 | 662 | 308 |
| 2018 | 957 | 576 |
| 2019 | 1615 | 634 |
| 2020 | 1599 | 1259 |
| 2021 | 559 | 1294 |
How Many Patents did Weichai Power File in Different Countries?
Countries in which Weichai PowerFiled Patents
| Country | Patents |
| China | 8043 |
| United States Of America | 71 |
| Europe | 66 |
| Germany | 50 |
| Italy | 14 |
| Japan | 12 |
| Russia | 7 |
| Hong Kong (S.A.R.) | 7 |
| Brazil | 6 |
| Taiwan | 6 |
| Turkey | 6 |
| India | 5 |
| Spain | 5 |
| Slovenia | 5 |
| Denmark | 5 |
| Poland | 5 |
| Singapore | 2 |
| United Kingdom | 2 |
| Serbia | 2 |
| Canada | 2 |
| Croatia | 2 |
| Cyprus | 2 |
| Korea (South) | 2 |
| Montenegro | 2 |
| Australia | 1 |
| France | 1 |
| Hungary | 1 |
Where are Research Centers of Weichai Power Patents Located?
10 Best Weichai Power Patents
CN102181780A is the most popular patent in the Weichai Power portfolio. It has received 33 citations so far from companies like Xingtai Jinhoudun Precision Machinery, Hanshan Quanxing Internal Combustion Engine Fittings and Zaozhuang Tongjie Automobile Mould.
Below is the list of 10 most cited patents of Weichai Power:
| Publication Number | Citation Count |
| CN102181780A | 33 |
| CN201013431Y | 24 |
| CN2843728Y | 23 |
| CN102620875A | 23 |
| CN102518496A | 21 |
| CN104314650A | 20 |
| CN102494841A | 19 |
| CN2832367Y | 18 |
| CN104565127A | 18 |
| CN103775182A | 18 |
What Percentage of Weichai Power US Patent Applications were Granted?
Weichai Power (Excluding its subsidiaries) has filed 26 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 15 have been granted leading to a grant rate of 93.75%.
Below are the key stats of Weichai Power patent prosecution at the USPTO.
Which Law Firms Filed Most US Patents for Weichai Power?
| Law Firm | Total Application | Success Rate |
| Fenwick & West Llp | 9 | 83.33% |
| Cantor Colburn Llp | 8 | 100.00% |
| Scully Scott Murphy & Presser Pc | 5 | 100.00% |
| Byrne Poh Llp | 1 | 0% |
| Maier & Maier Pllc | 1 | 100.00% |
Weichai has consistently followed the path of independent innovation over the past 20 years, establishing a four-in-one new technical innovation system of “independent innovation + open innovation + craftsman innovation + fundamental research innovation”; and continuing to grow R&D expenditure. The investment in engine research and development alone has surpassed 30 billion yuan in the last ten years.
Manufacturing high-end diesel engines was once a bottleneck in China’s equipment manufacturing business. After more than ten years of scientific and technological research, Weichai Power, has developed China’s first high-speed and high-power engine with completely independent intellectual property rights, effectively ending China’s long-term reliance on foreign technologies for heavy commercial vehicles. Weichai earned the first place in the State Scientific and Technological Progress Award in 2018 and set out on a route to a global market and high-quality development.
Weichai Power’s technological capabilities include cutting-edge basic research, innovative components, new energy, new technology, new materials, intelligent production, hydraulic powertrain, CVT powertrain, and so on.
EXCLUSIVE INSIGHTS COMING SOON
What are Weichai Power key innovation segments?
What Technologies are Covered by Weichai Power?
The chart below distributes patents filed by Weichai Power in different countries on the basis of the technology protected in patents. It also represents the markets where Weichai Power thinks it’s important to protect particular technology inventions
R&D Focus: How Weichai Power search focus changed over the years?
EXCLUSIVE INSIGHTS COMING SOON
Interested in knowing about the areas of innovation that are being protected by Weichai Power?