How many patents does Eternal Mat Co Ltd have in patentsdb?

Eternal Mat Co Ltd is linked to 74 publications as assignee in our database.

What technology areas does Eternal Mat Co Ltd patent most?

Top mapped technology areas by patent count: Chemistry & Metallurgy (64); Electricity (39); Physics (19).

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

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

Eternal Mat Co Ltd holds 74 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
Chemistry & Metallurgy	64
Electricity	39
Physics	19
Cross-Sectional Technologies	17
Operations & Transport	16
Textiles & Paper	2

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

How many patents does Eternal Mat Co Ltd have in patentsdb?: Eternal Mat Co Ltd is linked to 74 publications as assignee in our database.
What technology areas does Eternal Mat Co Ltd patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (64); Electricity (39); Physics (19).
Is Eternal Mat Co Ltd's patent activity growing?: In our data, assignee counts were 1 in 2024 and 1 in 2025 (similar year over year).
What are recent patents assigned to Eternal Mat Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.