Yanfeng has a total of 1516 patents globally, out of which 1153 have been granted. Of these 1516 patents, more than 63% patents are active. China is where Yanfeng has filed the maximum number of patents, followed by United States of America and Europe. Parallelly, China seems to be the main focused R&D centre and also is the origin country of Yanfeng.
Yanfeng was founded in the year 2015. The Company manufactures auto parts. The Company offers cockpit systems, instrument and door panels, floor consoles, decorative trim and other related products.
Do read about some of the most popular patents of Yanfeng which have been covered by us in this article and also you can find Yanfeng patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Yanfeng patent portfolio.
How many patents does the CEO of Yanfeng have?
The CEO Zang Chungao has 0 patent.
How many patents does Yanfeng have?
Yanfeng has a total of 1516 patents globally. These patents belong to 1263 unique patent families. Out of 1516 patents, 963 patents are active.
How Many Patents did Yanfeng 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 | Yanfeng Applications Filed | Yanfeng Patents Granted |
| 2023 | – | 30 |
| 2022 | 139 | 108 |
| 2021 | 123 | 85 |
| 2020 | 140 | 113 |
| 2019 | 148 | 92 |
| 2018 | 108 | 114 |
| 2017 | 146 | 75 |
| 2016 | 125 | 95 |
| 2015 | 111 | 106 |
| 2014 | 139 | 116 |
| 2013 | 101 | 47 |
| 2012 | 39 | 51 |
How many Yanfeng patents are Alive/Dead?
How Many Patents did Yanfeng File in Different Countries?
Countries in which Yanfeng Filed Patents
| Country | Patents |
| China | 1174 |
| United States Of America | 136 |
| Europe | 54 |
| Germany | 33 |
| Korea (South) | 2 |
Where are Research Centres of Yanfeng Patents Located?
10 Best Yanfeng Patents
CN203751682U is the most popular patent in the Yanfeng portfolio. It has received 43 citations so far from companies like Chongqing Taidong Machinery, Suzhou Xinda Escalator Parts and Wuhu Changchun Automotive Interior Parts.
Below is the list of 10 most cited patents of Yanfeng:
| Publication Number | Citation Count |
| CN203751682U | 43 |
| US7954205B2 | 31 |
| US20170217366A1 | 24 |
| WO2018129310A1 | 21 |
| CN107337872A | 20 |
| CN109398258A | 17 |
| CN202057451U | 16 |
| CN103787032A | 16 |
| US20200369223A1 | 15 |
| CN209142050U | 15 |
How many inventions of other companies were rejected due to Yanfeng patents?
The statistics below share strategic R&D insights. It tells the companies that were trying to protect inventions similar to Yanfeng invention. They couldn’t because Yanfeng had protected those before them.
Examiners at the USPTO referred 24 Yanfeng patents in 75 rejections (35 USC § 102 or 35 USC § 103 types).
The top citing companies in the Yanfeng patent portfolio are Honda Motor, Faurecia Innenraum Systeme and Ford.
List of the Companies whose Patents were rejected citing Yanfeng –
| Company | Number of Patent Applications that faced Rejection Citing Yanfeng Patents | Number of Rejections (102 & 103) |
| Honda Motor | 4 | 9 |
| Faurecia Innenraum Systeme | 3 | 8 |
| Ford | 3 | 5 |
| Gm Global Technology | 3 | 3 |
| BMW | 2 | 8 |
| Zinus | 2 | 3 |
| C&D Aerospace | 1 | 1 |
| Sakaiya | 1 | 1 |
| Daejoo Precision Industrial | 1 | 1 |
| Calsonic Kansei | 1 | 2 |
Count of 102 and 103 Type Rejections based on Yanfeng Patents
Top Yanfeng Patents used in Rejecting Most Patent Applications
| Patent Number | Count of Rejected Applications |
| US11061475B2 | 5 |
| US8627586B2 | 4 |
| US9783124B2 | 4 |
| US9085265B2 | 3 |
| US10106105B2 | 2 |
| US20150353005A1 | 2 |
| US20160075290A1 | 2 |
| US9707708B2 | 1 |
| US9409502B2 | 1 |
| US10464280B2 | 1 |
| US10112544B2 | 1 |
| US9481337B2 | 1 |
| US11104229B2 | 1 |
| US10737628B2 | 1 |
| US10155483B2 | 1 |
What Percentage of Yanfeng US Patent Applications were Granted?
Yanfeng (Excluding its subsidiaries) has filed 82 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 82 have been granted leading to a grant rate of 100.0%.
Below are the key stats of Yanfeng patent prosecution at the USPTO.
Which Law Firms Filed Most US Patents for Yanfeng?
| Law Firm | Total Applications | Success Rate |
| Foley & Lardner | 39 | 100.00% |
| Johnson Controls | 18 | 100.00% |
| Dickinson Wright | 5 | 100.00% |
| Michael Best & Friedrich | 5 | 100.00% |
| Price Heneveld | 3 | 100.00% |
| Yfai | 2 | 100.00% |
| Boardman & Clark | 1 | 100.00% |
| Collard & Roe | 1 | 100.00% |
| Dreiss Patentanwaelte Partg | 1 | 100.00% |
| Eaton Peabody | 1 | 100.00% |