How many patents does Hirai Kohichi have in patentsdb?

Hirai Kohichi is linked to 9 publications as assignee in our database.

What technology areas does Hirai Kohichi patent most?

Top mapped technology areas by patent count: Physics (9); Electricity (6); Cross-Sectional Technologies (3).

In our data, assignee counts were 1 in 2021 and 1 in 2022 (similar year over year).

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

Hirai Kohichi 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 declining.

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	9
Electricity	6
Cross-Sectional Technologies	3
Operations & Transport	2

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

How many patents does Hirai Kohichi have in patentsdb?: Hirai Kohichi is linked to 9 publications as assignee in our database.
What technology areas does Hirai Kohichi patent most?: Top mapped technology areas by patent count: Physics (9); Electricity (6); Cross-Sectional Technologies (3).
Is Hirai Kohichi's patent activity growing?: In our data, assignee counts were 1 in 2021 and 1 in 2022 (similar year over year).
What are recent patents assigned to Hirai Kohichi?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.