How many patents does Aac Acousitc Tech Shanghai Co Ltd have in patentsdb?

Aac Acousitc Tech Shanghai Co Ltd is linked to 9 publications as assignee in our database.

What technology areas does Aac Acousitc Tech Shanghai Co Ltd patent most?

Top mapped technology areas by patent count: Physics (6); Electricity (4); Human Necessities (3).

In our data, assignee counts were 3 in 2024 and 1 in 2025 (lower year over year).

See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.

Aac Acousitc Tech Shanghai Co Ltd holds 9 patents in our database, with recent filings and technology areas summarized below.

Year-over-year patent counts for this assignee.

Filing activity appears to be declining based on the most recent years.

Latest publications where this party is an assignee.

Representative or frequently cited publications from precomputed assignee stats.

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Physics	6
Electricity	4
Human Necessities	3
Operations & Transport	1
Cross-Sectional Technologies	1

Answers are generated from the same data shown on this page.

How many patents does Aac Acousitc Tech Shanghai Co Ltd have in patentsdb?: Aac Acousitc Tech Shanghai Co Ltd is linked to 9 publications as assignee in our database.
What technology areas does Aac Acousitc Tech Shanghai Co Ltd patent most?: Top mapped technology areas by patent count: Physics (6); Electricity (4); Human Necessities (3).
Is Aac Acousitc Tech Shanghai Co Ltd's patent activity growing?: In our data, assignee counts were 3 in 2024 and 1 in 2025 (lower year over year).
What are recent patents assigned to Aac Acousitc Tech Shanghai Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.