How many patents does Lubrizol Corp have in patentsdb?

Lubrizol Corp is linked to 634 publications as assignee in our database.

What technology areas does Lubrizol Corp patent most?

Top mapped technology areas by patent count: Chemistry & Metallurgy (621); Cross-Sectional Technologies (47); Mechanical Engineering (43).

In our data, assignee counts were 31 in 2024 and 30 in 2025 (lower year over year).

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

Lubrizol Corp holds 634 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
Chemistry & Metallurgy	621
Cross-Sectional Technologies	47
Mechanical Engineering	43
Operations & Transport	26
Electricity	18
Fixed Constructions	13
Physics	11
Human Necessities	2

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

How many patents does Lubrizol Corp have in patentsdb?: Lubrizol Corp is linked to 634 publications as assignee in our database.
What technology areas does Lubrizol Corp patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (621); Cross-Sectional Technologies (47); Mechanical Engineering (43).
Is Lubrizol Corp's patent activity growing?: In our data, assignee counts were 31 in 2024 and 30 in 2025 (lower year over year).
What are recent patents assigned to Lubrizol Corp?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.