How many patents does Amtran Technology Co Ltd have in patentsdb?

Amtran Technology Co Ltd is linked to 199 publications as assignee in our database.

What technology areas does Amtran Technology Co Ltd patent most?

Top mapped technology areas by patent count: Physics (128); Electricity (102); Human Necessities (17).

In our data, assignee counts were 21 in 2024 and 16 in 2025 (lower year over year).

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

Amtran Technology Co Ltd holds 199 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 stable.

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	128
Electricity	102
Human Necessities	17
Mechanical Engineering	11
Operations & Transport	8
Cross-Sectional Technologies	6
Chemistry & Metallurgy	2

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

How many patents does Amtran Technology Co Ltd have in patentsdb?: Amtran Technology Co Ltd is linked to 199 publications as assignee in our database.
What technology areas does Amtran Technology Co Ltd patent most?: Top mapped technology areas by patent count: Physics (128); Electricity (102); Human Necessities (17).
Is Amtran Technology Co Ltd's patent activity growing?: In our data, assignee counts were 21 in 2024 and 16 in 2025 (lower year over year).
What are recent patents assigned to Amtran Technology Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.