How many patents does Citizen Systems Japan Co Ltd have in patentsdb?

Citizen Systems Japan Co Ltd is linked to 72 publications as assignee in our database.

What technology areas does Citizen Systems Japan Co Ltd patent most?

Top mapped technology areas by patent count: Operations & Transport (62); Physics (9); Electricity (3).

In our data, assignee counts were 3 in 2023 and 7 in 2025 (higher year over year).

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

Citizen Systems Japan Co Ltd holds 72 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 rapidly declining.

Latest publications where this party is an assignee.

Representative or frequently cited publications from precomputed assignee stats.

Mapped technology topics for this assignee.

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

How many patents does Citizen Systems Japan Co Ltd have in patentsdb?: Citizen Systems Japan Co Ltd is linked to 72 publications as assignee in our database.
What technology areas does Citizen Systems Japan Co Ltd patent most?: Top mapped technology areas by patent count: Operations & Transport (62); Physics (9); Electricity (3).
Is Citizen Systems Japan Co Ltd's patent activity growing?: In our data, assignee counts were 3 in 2023 and 7 in 2025 (higher year over year).
What are recent patents assigned to Citizen Systems Japan Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.