How many patents does Tsubakimoto Chain Co have in patentsdb?

Tsubakimoto Chain Co is linked to 492 publications as assignee in our database.

What technology areas does Tsubakimoto Chain Co patent most?

Top mapped technology areas by patent count: Mechanical Engineering (440); Operations & Transport (73); Electricity (51).

In our data, assignee counts were 49 in 2024 and 38 in 2025 (lower year over year).

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

Tsubakimoto Chain Co holds 492 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 growing.

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.

Company technology slices
Technology	Patents
Mechanical Engineering	440
Operations & Transport	73
Electricity	51
Human Necessities	26
Physics	20
Cross-Sectional Technologies	18
Chemistry & Metallurgy	14

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

How many patents does Tsubakimoto Chain Co have in patentsdb?: Tsubakimoto Chain Co is linked to 492 publications as assignee in our database.
What technology areas does Tsubakimoto Chain Co patent most?: Top mapped technology areas by patent count: Mechanical Engineering (440); Operations & Transport (73); Electricity (51).
Is Tsubakimoto Chain Co's patent activity growing?: In our data, assignee counts were 49 in 2024 and 38 in 2025 (lower year over year).
What are recent patents assigned to Tsubakimoto Chain Co?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.