How many patents does Chiang Chih Wen have in patentsdb?

Chiang Chih Wen is linked to 43 publications as assignee in our database.

What technology areas does Chiang Chih Wen patent most?

Top mapped technology areas by patent count: Physics (25); Mechanical Engineering (16); Electricity (10).

In our data, assignee counts were 7 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.

Chiang Chih Wen holds 43 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.

Most common classification codes in this portfolio.

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Physics	25
Mechanical Engineering	16
Electricity	10
Human Necessities	6
Operations & Transport	5
Cross-Sectional Technologies	2

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

How many patents does Chiang Chih Wen have in patentsdb?: Chiang Chih Wen is linked to 43 publications as assignee in our database.
What technology areas does Chiang Chih Wen patent most?: Top mapped technology areas by patent count: Physics (25); Mechanical Engineering (16); Electricity (10).
Is Chiang Chih Wen's patent activity growing?: In our data, assignee counts were 7 in 2024 and 2 in 2025 (lower year over year).
What are recent patents assigned to Chiang Chih Wen?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.