How many patents does Watanabe Kaoru have in patentsdb?

Watanabe Kaoru is linked to 36 publications as assignee in our database.

What technology areas does Watanabe Kaoru patent most?

Top mapped technology areas by patent count: Physics (35); Human Necessities (2); Electricity (2).

In our data, assignee counts were 3 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.

Watanabe Kaoru holds 36 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.

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

How many patents does Watanabe Kaoru have in patentsdb?: Watanabe Kaoru is linked to 36 publications as assignee in our database.
What technology areas does Watanabe Kaoru patent most?: Top mapped technology areas by patent count: Physics (35); Human Necessities (2); Electricity (2).
Is Watanabe Kaoru's patent activity growing?: In our data, assignee counts were 3 in 2024 and 1 in 2025 (lower year over year).
What are recent patents assigned to Watanabe Kaoru?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.