How many patents does Akiyama Joji have in patentsdb?

Akiyama Joji is linked to 32 publications as assignee in our database.

What technology areas does Akiyama Joji patent most?

Top mapped technology areas by patent count: Operations & Transport (32); Physics (13); Electricity (4).

In our data, assignee counts were 3 in 2024 and 3 in 2025 (similar year over year).

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

Akiyama Joji holds 32 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
Operations & Transport	32
Physics	13
Electricity	4
Cross-Sectional Technologies	4

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

How many patents does Akiyama Joji have in patentsdb?: Akiyama Joji is linked to 32 publications as assignee in our database.
What technology areas does Akiyama Joji patent most?: Top mapped technology areas by patent count: Operations & Transport (32); Physics (13); Electricity (4).
Is Akiyama Joji's patent activity growing?: In our data, assignee counts were 3 in 2024 and 3 in 2025 (similar year over year).
What are recent patents assigned to Akiyama Joji?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.