How many patents does Zhengzhou Yunhai Information Tech Co Ltd have in patentsdb?

Zhengzhou Yunhai Information Tech Co Ltd is linked to 137 publications as assignee in our database.

What technology areas does Zhengzhou Yunhai Information Tech Co Ltd patent most?

Top mapped technology areas by patent count: Physics (113); Electricity (65); Cross-Sectional Technologies (12).

In our data, assignee counts were 7 in 2023 and 3 in 2024 (lower year over year).

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

Zhengzhou Yunhai Information Tech Co Ltd holds 137 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
Physics	113
Electricity	65
Cross-Sectional Technologies	12
Mechanical Engineering	11
Human Necessities	2

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

How many patents does Zhengzhou Yunhai Information Tech Co Ltd have in patentsdb?: Zhengzhou Yunhai Information Tech Co Ltd is linked to 137 publications as assignee in our database.
What technology areas does Zhengzhou Yunhai Information Tech Co Ltd patent most?: Top mapped technology areas by patent count: Physics (113); Electricity (65); Cross-Sectional Technologies (12).
Is Zhengzhou Yunhai Information Tech Co Ltd's patent activity growing?: In our data, assignee counts were 7 in 2023 and 3 in 2024 (lower year over year).
What are recent patents assigned to Zhengzhou Yunhai Information Tech Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.