AAC Microtech Changzhou Patents – Insights & Stats (Updated 2024)

AAC Microtech Changzhou has a total of 1752 patents globally, out of which 1122 have been granted. Of these 1752 patents, more than 48% patents are active. China is where AAC Microtech Changzhou has filed the maximum number of patents, followed by United States of America and Korea (South). Parallelly, China seems to be the main focused R&D centre and also is the origin country of AAC Microtech Changzhou.

AAC Microtech Changzhou was founded in the year 2006. The Company manufactures electronic components. The Company produces speakers, receivers, microphones, vibrators and related products.

Do read about some of the most popular patents of AAC Microtech Changzhou which have been covered by us in this article and also you can find AAC Microtech Changzhou patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over AAC Microtech Changzhou patent portfolio.

How many patents does AAC Microtech Changzhou have?

AAC Microtech Changzhou has a total of 1752 patents globally. These patents belong to 1365 unique patent families. Out of 1752 patents, 847 patents are active.

How Many Patents did AAC Microtech Changzhou File Every Year?

AAC Microtech Changzhou Patent Filing Trend

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 GrantAAC Microtech Changzhou Applications FiledAAC Microtech Changzhou Patents Granted

How many AAC Microtech Changzhou patents are Alive/Dead?

AAC Microtech Changzhou Patent Portfolio

How Many Patents did AAC Microtech Changzhou File in Different Countries?

AAC Microtech Changzhou Worldwide Patent Filing

Countries in which AAC Microtech Changzhou Filed Patents

United States of America199
Korea (South)2

Where are Research Centres of AAC Microtech Changzhou Patents Located?

R&D Centers of AAC Microtech Changzhou

10 Best AAC Microtech Changzhou Patents

CN101976565A is the most popular patent in the AAC Microtech Changzhou portfolio. It has received 87 citations so far from companies like Goertek Acoustics, Lianxin Technology and Tcl Group Co., Ltd.

Below is the list of 10 most cited patents of AAC Microtech Changzhou:

Publication NumberCitation Count

What Percentage of AAC Microtech Changzhou US Patent Applications were Granted?

AAC Microtech Changzhou (Excluding its subsidiaries) has filed 95 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 38 have been granted leading to a grant rate of 84.44%.

Below are the key stats of AAC Microtech Changzhou patent prosecution at the USPTO.

Which Law Firms Filed Most US Patents for AAC Microtech Changzhou?

Law FirmTotal ApplicationsSuccess Rate
W&G Law Group9085.00%
Ipro Pllc580.00%

What are AAC Microtech Changzhou key innovation segments?

What Technologies are Covered by AAC Microtech Changzhou?

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

R&D Focus: How has AAC Microtech Changzhou search focus changed over the years?


Interested in knowing about the areas of innovation that are being protected by AAC Microtech Changzhou?

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Our comprehensive report provides an in-depth look into the patent portfolio. The report includes a breakdown of the patent portfolio across various technologies, listing the patent along with brief summaries of each patent's technology.