How many patents does State Grid Corp China have in patentsdb?

State Grid Corp China is linked to 440 publications as assignee in our database.

What technology areas does State Grid Corp China patent most?

Top mapped technology areas by patent count: Electricity (291); Physics (266); Cross-Sectional Technologies (185).

In our data, assignee counts were 44 in 2024 and 28 in 2025 (lower year over year).

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

State Grid Corp China holds 440 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	291
Physics	266
Cross-Sectional Technologies	185
Operations & Transport	43
Mechanical Engineering	40
Human Necessities	14
Chemistry & Metallurgy	8
Textiles & Paper	2
Fixed Constructions	1

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

How many patents does State Grid Corp China have in patentsdb?: State Grid Corp China is linked to 440 publications as assignee in our database.
What technology areas does State Grid Corp China patent most?: Top mapped technology areas by patent count: Electricity (291); Physics (266); Cross-Sectional Technologies (185).
Is State Grid Corp China's patent activity growing?: In our data, assignee counts were 44 in 2024 and 28 in 2025 (lower year over year).
What are recent patents assigned to State Grid Corp China?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.