How many patents does Yang Zhiwei have in patentsdb?

Yang Zhiwei is linked to 11 publications as assignee in our database.

What technology areas does Yang Zhiwei patent most?

Top mapped technology areas by patent count: Cross-Sectional Technologies (9); Mechanical Engineering (7); Chemistry & Metallurgy (5).

In our data, assignee counts were 2 in 2021 and 2 in 2025 (similar year over year).

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

Yang Zhiwei holds 11 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 growing.

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
Cross-Sectional Technologies	9
Mechanical Engineering	7
Chemistry & Metallurgy	5
Electricity	3
Operations & Transport	1
Textiles & Paper	1

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

How many patents does Yang Zhiwei have in patentsdb?: Yang Zhiwei is linked to 11 publications as assignee in our database.
What technology areas does Yang Zhiwei patent most?: Top mapped technology areas by patent count: Cross-Sectional Technologies (9); Mechanical Engineering (7); Chemistry & Metallurgy (5).
Is Yang Zhiwei's patent activity growing?: In our data, assignee counts were 2 in 2021 and 2 in 2025 (similar year over year).
What are recent patents assigned to Yang Zhiwei?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.