How many patents does Nagaoka Tatsuji have in patentsdb?

Nagaoka Tatsuji is linked to 23 publications as assignee in our database.

What technology areas does Nagaoka Tatsuji patent most?

Top mapped technology areas by patent count: Electricity (22); Chemistry & Metallurgy (13); Operations & Transport (5).

In our data, assignee counts were 13 in 2020 and 6 in 2022 (lower year over year).

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

Nagaoka Tatsuji holds 23 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.

Most common classification codes in this portfolio.

Mapped technology topics for this assignee.

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

How many patents does Nagaoka Tatsuji have in patentsdb?: Nagaoka Tatsuji is linked to 23 publications as assignee in our database.
What technology areas does Nagaoka Tatsuji patent most?: Top mapped technology areas by patent count: Electricity (22); Chemistry & Metallurgy (13); Operations & Transport (5).
Is Nagaoka Tatsuji's patent activity growing?: In our data, assignee counts were 13 in 2020 and 6 in 2022 (lower year over year).
What are recent patents assigned to Nagaoka Tatsuji?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.