How many patents does Nagatomo Tsuneyasu have in patentsdb?

Nagatomo Tsuneyasu is linked to 22 publications as assignee in our database.

What technology areas does Nagatomo Tsuneyasu patent most?

Top mapped technology areas by patent count: Physics (22); Chemistry & Metallurgy (2).

In our data, assignee counts were 3 in 2023 and 1 in 2025 (lower year over year).

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

Nagatomo Tsuneyasu holds 22 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 stable.

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
Physics	22
Chemistry & Metallurgy	2

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

How many patents does Nagatomo Tsuneyasu have in patentsdb?: Nagatomo Tsuneyasu is linked to 22 publications as assignee in our database.
What technology areas does Nagatomo Tsuneyasu patent most?: Top mapped technology areas by patent count: Physics (22); Chemistry & Metallurgy (2).
Is Nagatomo Tsuneyasu's patent activity growing?: In our data, assignee counts were 3 in 2023 and 1 in 2025 (lower year over year).
What are recent patents assigned to Nagatomo Tsuneyasu?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.