How many patents does Ohtsuka Rie have in patentsdb?

Ohtsuka Rie is linked to 9 publications as assignee in our database.

What technology areas does Ohtsuka Rie patent most?

Top mapped technology areas by patent count: Physics (9); Operations & Transport (7); Electricity (3).

In our data, assignee counts were 3 in 2022 and 1 in 2024 (lower year over year).

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

Ohtsuka Rie holds 9 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.

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

How many patents does Ohtsuka Rie have in patentsdb?: Ohtsuka Rie is linked to 9 publications as assignee in our database.
What technology areas does Ohtsuka Rie patent most?: Top mapped technology areas by patent count: Physics (9); Operations & Transport (7); Electricity (3).
Is Ohtsuka Rie's patent activity growing?: In our data, assignee counts were 3 in 2022 and 1 in 2024 (lower year over year).
What are recent patents assigned to Ohtsuka Rie?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.