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

Dowa Metaltech Co Ltd is linked to 137 publications as assignee in our database.

What technology areas does Dowa Metaltech Co Ltd patent most?

Top mapped technology areas by patent count: Chemistry & Metallurgy (122); Electricity (114); Operations & Transport (45).

In our data, assignee counts were 18 in 2024 and 15 in 2025 (lower year over year).

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

Dowa Metaltech Co Ltd holds 137 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 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
Chemistry & Metallurgy	122
Electricity	114
Operations & Transport	45
Cross-Sectional Technologies	37
Mechanical Engineering	7
Textiles & Paper	2

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

How many patents does Dowa Metaltech Co Ltd have in patentsdb?: Dowa Metaltech Co Ltd is linked to 137 publications as assignee in our database.
What technology areas does Dowa Metaltech Co Ltd patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (122); Electricity (114); Operations & Transport (45).
Is Dowa Metaltech Co Ltd's patent activity growing?: In our data, assignee counts were 18 in 2024 and 15 in 2025 (lower year over year).
What are recent patents assigned to Dowa Metaltech Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.