How many patents does Sinopec Southwest Oil & Gas Co have in patentsdb?

Sinopec Southwest Oil & Gas Co is linked to 14 publications as assignee in our database.

What technology areas does Sinopec Southwest Oil & Gas Co patent most?

Top mapped technology areas by patent count: Fixed Constructions (14); Mechanical Engineering (2).

In our data, assignee counts were 3 in 2024 and 2 in 2025 (lower year over year).

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

Sinopec Southwest Oil & Gas Co holds 14 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 rapidly declining.

Latest publications where this party is an assignee.

Representative or frequently cited publications from precomputed assignee stats.

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Fixed Constructions	14
Mechanical Engineering	2

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

How many patents does Sinopec Southwest Oil & Gas Co have in patentsdb?: Sinopec Southwest Oil & Gas Co is linked to 14 publications as assignee in our database.
What technology areas does Sinopec Southwest Oil & Gas Co patent most?: Top mapped technology areas by patent count: Fixed Constructions (14); Mechanical Engineering (2).
Is Sinopec Southwest Oil & Gas Co's patent activity growing?: In our data, assignee counts were 3 in 2024 and 2 in 2025 (lower year over year).
What are recent patents assigned to Sinopec Southwest Oil & Gas Co?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.