How many patents does Hirayama Rie have in patentsdb?

Hirayama Rie is linked to 11 publications as assignee in our database.

What technology areas does Hirayama Rie patent most?

Top mapped technology areas by patent count: Operations & Transport (11); Physics (5); Cross-Sectional Technologies (1).

In our data, assignee counts were 3 in 2023 and 2 in 2024 (lower year over year).

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

Hirayama Rie holds 11 patents in our database, with recent filings and technology areas summarized below.

Year-over-year patent counts for this assignee.

Filing activity appears to be declining based on the most recent years.

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
Operations & Transport	11
Physics	5
Cross-Sectional Technologies	1
Chemistry & Metallurgy	1

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

How many patents does Hirayama Rie have in patentsdb?: Hirayama Rie is linked to 11 publications as assignee in our database.
What technology areas does Hirayama Rie patent most?: Top mapped technology areas by patent count: Operations & Transport (11); Physics (5); Cross-Sectional Technologies (1).
Is Hirayama Rie's patent activity growing?: In our data, assignee counts were 3 in 2023 and 2 in 2024 (lower year over year).
What are recent patents assigned to Hirayama Rie?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.