How many patents does Dongguan Amperex Tech Ltd have in patentsdb?

Dongguan Amperex Tech Ltd is linked to 205 publications as assignee in our database.

What technology areas does Dongguan Amperex Tech Ltd patent most?

Top mapped technology areas by patent count: Electricity (202); Cross-Sectional Technologies (192); Chemistry & Metallurgy (22).

In our data, assignee counts were 40 in 2024 and 32 in 2025 (lower year over year).

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

Dongguan Amperex Tech Ltd holds 205 patents in our database, with recent filings and technology areas summarized below.

Year-over-year patent counts for this assignee.

Filing activity over the last five years is rapidly growing.

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
Electricity	202
Cross-Sectional Technologies	192
Chemistry & Metallurgy	22
Operations & Transport	12
Physics	8

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

How many patents does Dongguan Amperex Tech Ltd have in patentsdb?: Dongguan Amperex Tech Ltd is linked to 205 publications as assignee in our database.
What technology areas does Dongguan Amperex Tech Ltd patent most?: Top mapped technology areas by patent count: Electricity (202); Cross-Sectional Technologies (192); Chemistry & Metallurgy (22).
Is Dongguan Amperex Tech Ltd's patent activity growing?: In our data, assignee counts were 40 in 2024 and 32 in 2025 (lower year over year).
What are recent patents assigned to Dongguan Amperex Tech Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.