How many patents does Univ Yanshan have in patentsdb?

Univ Yanshan is linked to 198 publications as assignee in our database.

What technology areas does Univ Yanshan patent most?

Top mapped technology areas by patent count: Operations & Transport (139); Chemistry & Metallurgy (75); Physics (53).

In our data, assignee counts were 31 in 2024 and 29 in 2025 (lower year over year).

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

Univ Yanshan holds 198 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.

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Operations & Transport	139
Chemistry & Metallurgy	75
Physics	53
Cross-Sectional Technologies	42
Mechanical Engineering	28
Electricity	25
Human Necessities	15
Fixed Constructions	2

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

How many patents does Univ Yanshan have in patentsdb?: Univ Yanshan is linked to 198 publications as assignee in our database.
What technology areas does Univ Yanshan patent most?: Top mapped technology areas by patent count: Operations & Transport (139); Chemistry & Metallurgy (75); Physics (53).
Is Univ Yanshan's patent activity growing?: In our data, assignee counts were 31 in 2024 and 29 in 2025 (lower year over year).
What are recent patents assigned to Univ Yanshan?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.