How many patents does Hirasawa Tomoyasu have in patentsdb?

Hirasawa Tomoyasu is linked to 29 publications as assignee in our database.

What technology areas does Hirasawa Tomoyasu patent most?

Top mapped technology areas by patent count: Physics (26); Operations & Transport (7); Mechanical Engineering (6).

In our data, assignee counts were 1 in 2020 and 1 in 2025 (similar year over year).

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

Hirasawa Tomoyasu holds 29 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.

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

How many patents does Hirasawa Tomoyasu have in patentsdb?: Hirasawa Tomoyasu is linked to 29 publications as assignee in our database.
What technology areas does Hirasawa Tomoyasu patent most?: Top mapped technology areas by patent count: Physics (26); Operations & Transport (7); Mechanical Engineering (6).
Is Hirasawa Tomoyasu's patent activity growing?: In our data, assignee counts were 1 in 2020 and 1 in 2025 (similar year over year).
What are recent patents assigned to Hirasawa Tomoyasu?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.