How many patents does Dowa Holdings Co Ltd have in patentsdb?

Dowa Holdings Co Ltd is linked to 20 publications as assignee in our database.

What technology areas does Dowa Holdings Co Ltd patent most?

Top mapped technology areas by patent count: Electricity (19); Chemistry & Metallurgy (12); Cross-Sectional Technologies (12).

In our data, assignee counts were 2 in 2023 and 3 in 2025 (higher year over year).

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

Dowa Holdings Co Ltd holds 20 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	19
Chemistry & Metallurgy	12
Cross-Sectional Technologies	12
Operations & Transport	3

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

How many patents does Dowa Holdings Co Ltd have in patentsdb?: Dowa Holdings Co Ltd is linked to 20 publications as assignee in our database.
What technology areas does Dowa Holdings Co Ltd patent most?: Top mapped technology areas by patent count: Electricity (19); Chemistry & Metallurgy (12); Cross-Sectional Technologies (12).
Is Dowa Holdings Co Ltd's patent activity growing?: In our data, assignee counts were 2 in 2023 and 3 in 2025 (higher year over year).
What are recent patents assigned to Dowa Holdings Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.