How many patents does Arai Yuji have in patentsdb?

Arai Yuji is linked to 72 publications as assignee in our database.

What technology areas does Arai Yuji patent most?

Top mapped technology areas by patent count: Physics (67); Operations & Transport (6); Chemistry & Metallurgy (5).

In our data, assignee counts were 12 in 2017 and 2 in 2018 (lower year over year).

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

Arai Yuji holds 72 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	67
Operations & Transport	6
Chemistry & Metallurgy	5
Cross-Sectional Technologies	2
Mechanical Engineering	1

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

How many patents does Arai Yuji have in patentsdb?: Arai Yuji is linked to 72 publications as assignee in our database.
What technology areas does Arai Yuji patent most?: Top mapped technology areas by patent count: Physics (67); Operations & Transport (6); Chemistry & Metallurgy (5).
Is Arai Yuji's patent activity growing?: In our data, assignee counts were 12 in 2017 and 2 in 2018 (lower year over year).
What are recent patents assigned to Arai Yuji?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.