How many patents does Watanabe Yohhei have in patentsdb?

Watanabe Yohhei is linked to 23 publications as assignee in our database.

What technology areas does Watanabe Yohhei patent most?

Top mapped technology areas by patent count: Physics (21); Mechanical Engineering (4); Electricity (3).

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 Yohhei holds 23 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 Watanabe Yohhei have in patentsdb?: Watanabe Yohhei is linked to 23 publications as assignee in our database.
What technology areas does Watanabe Yohhei patent most?: Top mapped technology areas by patent count: Physics (21); Mechanical Engineering (4); Electricity (3).
Is Watanabe Yohhei'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 Yohhei?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.