How many patents does Liu Han Tsai have in patentsdb?

Liu Han Tsai is linked to 33 publications as assignee in our database.

What technology areas does Liu Han Tsai patent most?

Top mapped technology areas by patent count: Physics (17); Electricity (12); Fixed Constructions (4).

In our data, assignee counts were 4 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.

Liu Han Tsai holds 33 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.

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

How many patents does Liu Han Tsai have in patentsdb?: Liu Han Tsai is linked to 33 publications as assignee in our database.
What technology areas does Liu Han Tsai patent most?: Top mapped technology areas by patent count: Physics (17); Electricity (12); Fixed Constructions (4).
Is Liu Han Tsai's patent activity growing?: In our data, assignee counts were 4 in 2024 and 2 in 2025 (lower year over year).
What are recent patents assigned to Liu Han Tsai?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.