How many patents does Tohoku Techno Arch Co Ltd have in patentsdb?

Tohoku Techno Arch Co Ltd is linked to 50 publications as assignee in our database.

What technology areas does Tohoku Techno Arch Co Ltd patent most?

Top mapped technology areas by patent count: Chemistry & Metallurgy (34); Electricity (33); Cross-Sectional Technologies (24).

In our data, assignee counts were 2 in 2024 and 1 in 2025 (lower year over year).

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

Tohoku Techno Arch Co Ltd holds 50 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	34
Electricity	33
Cross-Sectional Technologies	24
Operations & Transport	12
Physics	5
Human Necessities	1

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

How many patents does Tohoku Techno Arch Co Ltd have in patentsdb?: Tohoku Techno Arch Co Ltd is linked to 50 publications as assignee in our database.
What technology areas does Tohoku Techno Arch Co Ltd patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (34); Electricity (33); Cross-Sectional Technologies (24).
Is Tohoku Techno Arch Co Ltd's patent activity growing?: In our data, assignee counts were 2 in 2024 and 1 in 2025 (lower year over year).
What are recent patents assigned to Tohoku Techno Arch Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.