How many patents does Kitagawa Yohichi have in patentsdb?

Kitagawa Yohichi is linked to 11 publications as assignee in our database.

What technology areas does Kitagawa Yohichi patent most?

Top mapped technology areas by patent count: Physics (11); Chemistry & Metallurgy (1).

In our data, assignee counts were 4 in 2023 and 2 in 2025 (lower year over year).

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

Kitagawa Yohichi 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
Physics	11
Chemistry & Metallurgy	1

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

How many patents does Kitagawa Yohichi have in patentsdb?: Kitagawa Yohichi is linked to 11 publications as assignee in our database.
What technology areas does Kitagawa Yohichi patent most?: Top mapped technology areas by patent count: Physics (11); Chemistry & Metallurgy (1).
Is Kitagawa Yohichi's patent activity growing?: In our data, assignee counts were 4 in 2023 and 2 in 2025 (lower year over year).
What are recent patents assigned to Kitagawa Yohichi?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.