How many patents does Hydro Quebec have in patentsdb?

Hydro Quebec is linked to 299 publications as assignee in our database.

What technology areas does Hydro Quebec patent most?

Top mapped technology areas by patent count: Electricity (270); Cross-Sectional Technologies (255); Chemistry & Metallurgy (158).

In our data, assignee counts were 35 in 2024 and 26 in 2025 (lower year over year).

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

Hydro Quebec holds 299 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
Electricity	270
Cross-Sectional Technologies	255
Chemistry & Metallurgy	158
Operations & Transport	64
Physics	60
Mechanical Engineering	17

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

How many patents does Hydro Quebec have in patentsdb?: Hydro Quebec is linked to 299 publications as assignee in our database.
What technology areas does Hydro Quebec patent most?: Top mapped technology areas by patent count: Electricity (270); Cross-Sectional Technologies (255); Chemistry & Metallurgy (158).
Is Hydro Quebec's patent activity growing?: In our data, assignee counts were 35 in 2024 and 26 in 2025 (lower year over year).
What are recent patents assigned to Hydro Quebec?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.