How many patents does Univ Nat Chi Nan have in patentsdb?

Univ Nat Chi Nan is linked to 108 publications as assignee in our database.

What technology areas does Univ Nat Chi Nan patent most?

Top mapped technology areas by patent count: Electricity (84); Chemistry & Metallurgy (23); Cross-Sectional Technologies (13).

In our data, assignee counts were 4 in 2023 and 3 in 2025 (lower year over year).

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

Univ Nat Chi Nan holds 108 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
Electricity	84
Chemistry & Metallurgy	23
Cross-Sectional Technologies	13
Physics	7
Human Necessities	5
Operations & Transport	4

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

How many patents does Univ Nat Chi Nan have in patentsdb?: Univ Nat Chi Nan is linked to 108 publications as assignee in our database.
What technology areas does Univ Nat Chi Nan patent most?: Top mapped technology areas by patent count: Electricity (84); Chemistry & Metallurgy (23); Cross-Sectional Technologies (13).
Is Univ Nat Chi Nan's patent activity growing?: In our data, assignee counts were 4 in 2023 and 3 in 2025 (lower year over year).
What are recent patents assigned to Univ Nat Chi Nan?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.