How many patents does Sunonwealth Electric Machine Ind Co Ltd have in patentsdb?

Sunonwealth Electric Machine Ind Co Ltd is linked to 153 publications as assignee in our database.

What technology areas does Sunonwealth Electric Machine Ind Co Ltd patent most?

Top mapped technology areas by patent count: Electricity (97); Mechanical Engineering (94); Physics (13).

In our data, assignee counts were 6 in 2024 and 3 in 2025 (lower year over year).

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

Sunonwealth Electric Machine Ind Co Ltd holds 153 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 declining.

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	97
Mechanical Engineering	94
Physics	13
Operations & Transport	10
Cross-Sectional Technologies	5

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

How many patents does Sunonwealth Electric Machine Ind Co Ltd have in patentsdb?: Sunonwealth Electric Machine Ind Co Ltd is linked to 153 publications as assignee in our database.
What technology areas does Sunonwealth Electric Machine Ind Co Ltd patent most?: Top mapped technology areas by patent count: Electricity (97); Mechanical Engineering (94); Physics (13).
Is Sunonwealth Electric Machine Ind Co Ltd's patent activity growing?: In our data, assignee counts were 6 in 2024 and 3 in 2025 (lower year over year).
What are recent patents assigned to Sunonwealth Electric Machine Ind Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.