How many patents does Tokai Kogyo Co Ltd have in patentsdb?

Tokai Kogyo Co Ltd is linked to 80 publications as assignee in our database.

What technology areas does Tokai Kogyo Co Ltd patent most?

Top mapped technology areas by patent count: Operations & Transport (67); Electricity (15); Cross-Sectional Technologies (11).

In our data, assignee counts were 4 in 2024 and 8 in 2025 (higher year over year).

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

Tokai Kogyo Co Ltd holds 80 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 growing.

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	67
Electricity	15
Cross-Sectional Technologies	11
Mechanical Engineering	9
Chemistry & Metallurgy	4
Fixed Constructions	4

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

How many patents does Tokai Kogyo Co Ltd have in patentsdb?: Tokai Kogyo Co Ltd is linked to 80 publications as assignee in our database.
What technology areas does Tokai Kogyo Co Ltd patent most?: Top mapped technology areas by patent count: Operations & Transport (67); Electricity (15); Cross-Sectional Technologies (11).
Is Tokai Kogyo Co Ltd's patent activity growing?: In our data, assignee counts were 4 in 2024 and 8 in 2025 (higher year over year).
What are recent patents assigned to Tokai Kogyo Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.