How many patents does Borgwarner Inc have in patentsdb?

Borgwarner Inc is linked to 2,518 publications as assignee in our database.

What technology areas does Borgwarner Inc patent most?

Top mapped technology areas by patent count: Mechanical Engineering (2,114); Cross-Sectional Technologies (843); Electricity (580).

In our data, assignee counts were 147 in 2024 and 142 in 2025 (lower year over year).

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

Borgwarner Inc holds 2,518 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.

Most common classification codes in this portfolio.

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Mechanical Engineering	2,114
Cross-Sectional Technologies	843
Electricity	580
Operations & Transport	507
Physics	68
Chemistry & Metallurgy	41
Fixed Constructions	2
Human Necessities	2

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

How many patents does Borgwarner Inc have in patentsdb?: Borgwarner Inc is linked to 2,518 publications as assignee in our database.
What technology areas does Borgwarner Inc patent most?: Top mapped technology areas by patent count: Mechanical Engineering (2,114); Cross-Sectional Technologies (843); Electricity (580).
Is Borgwarner Inc's patent activity growing?: In our data, assignee counts were 147 in 2024 and 142 in 2025 (lower year over year).
What are recent patents assigned to Borgwarner Inc?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.