Talesun Solar has a total of 684 patents globally, out of which 412 have been granted. Of these 684 patents, 55% patents are active. China is where Talesun Solar has filed the maximum number of patents, followed by Europe (EPO) and Germany. Parallelly, China seems to be the main focused R&D centre and also is the origin country of Talesun Solar.
Talesun Solar was founded in 2009. Talesun Solar is a Chinese solar energy company specializing in the research, development, manufacturing, and distribution of high-efficiency photovoltaic (PV) modules.
The company serves utility-scale, commercial, and residential markets across the globe. Known for its advanced manufacturing capabilities and strong international presence, Talesun Solar provides reliable solar solutions to support the transition toward clean and sustainable energy.
Do read about some of the most popular patents of Talesun Solar which have been covered by us in this article and also you can find Talesun Solar patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Talesun Solar patent portfolio.
How many patents does Talesun Solar have?
Talesun Solar has a total of 684 patents globally. These patents belong to 640 unique patent families. Out of 684 patents, 378 patents are active.
How Many Patents did Talesun Solar 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 | Talesun Solar Applications Filed | Talesun Solar Patents Granted |
| 2026 | – | 5 |
| 2025 | 1 | 18 |
| 2024 | 26 | 39 |
| 2023 | 33 | 19 |
| 2022 | 56 | 56 |
| 2021 | 65 | 34 |
| 2020 | 64 | 27 |
| 2019 | 77 | 50 |
| 2018 | 82 | 21 |
| 2017 | 15 | 22 |
How many Talesun Solar patents are Alive/Dead?
Worldwide Patents

How Many Patents did Talesun Solar File in Different Countries?

Countries in which Talesun Solar Filed Patents
| Country | Patents |
| China | 641 |
| Europe (EPO) | 5 |
| Germany | 4 |
| United States of America | 3 |
| Austria | 2 |
| Japan | 2 |
| Finland | 1 |
| Italy | 1 |
| Thailand | 1 |
Where are Research Centers of Talesun Solar Patents Located?
The Research Centers of Talesun Solar Patents is China.
10 Best Talesun Solar Patents
CN104538501A is the most popular patent in the Talesun Solar portfolio. It has received 48 citations so far from companies like Jinko Solar, Tengfei Photovoltaic Technology, Inventec Solar Energy Corp.
Below is the list of 10 most cited patents of Talesun Solar:
| Publication Number | Citation Count |
| CN104538501A | 48 |
| CN110112243A | 36 |
| CN110233180A | 31 |
| CN103928535A | 27 |
| CN102468371A | 24 |
| CN111987191A | 22 |
| CN110233179A | 21 |
| CN110610998A | 19 |
| CN107170844A | 18 |
| CN105118898A | 16 |
What Percentage of Talesun Solar US Patent Applications were Granted?
Talesun Solar (Excluding its subsidiaries) has filed 3 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 1 have been granted leading to a grant rate of 33%.
Below are the key stats of Talesun Solar patent prosecution at the USPTO.

Which Law Firms are managing US Patents for Talesun Solar?
| Law Firm | Total Applications | Success Rate |
| Harness Dickey Troy | 1 | 0.00% |
| K&L Gates Llp | 1 | 0.00% |
| Knobbe Martens Olson & Bear Llp | 1 | 100.00% |
What are Talesun Solar key innovation segments?
What Technologies are Covered by Talesun Solar?

The chart below distributes patents filed by Talesun Solar in different countries on the basis of the technology protected in patents. It also represents the markets where Talesun Solar thinks it’s important to protect particular technological inventions.

R&D Focus: How has Talesun Solar search focus changed over the years?

EXCLUSIVE INSIGHTS COMING SOON!
Interested in knowing about the areas of innovation that are being protected by Talesun Solar?