How many patents does Marubun Co Ltd have in patentsdb?

Marubun Co Ltd is linked to 15 publications as assignee in our database.

What technology areas does Marubun Co Ltd patent most?

Top mapped technology areas by patent count: Electricity (15); Physics (2).

In our data, assignee counts were 2 in 2021 and 1 in 2022 (lower year over year).

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

Marubun Co Ltd holds 15 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
Electricity	15
Physics	2

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

How many patents does Marubun Co Ltd have in patentsdb?: Marubun Co Ltd is linked to 15 publications as assignee in our database.
What technology areas does Marubun Co Ltd patent most?: Top mapped technology areas by patent count: Electricity (15); Physics (2).
Is Marubun Co Ltd's patent activity growing?: In our data, assignee counts were 2 in 2021 and 1 in 2022 (lower year over year).
What are recent patents assigned to Marubun Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.