How many patents does Hong Ann Tool Ind Co Ltd have in patentsdb?

Hong Ann Tool Ind Co Ltd is linked to 246 publications as assignee in our database.

What technology areas does Hong Ann Tool Ind Co Ltd patent most?

Top mapped technology areas by patent count: Operations & Transport (146); Cross-Sectional Technologies (16); Human Necessities (14).

In our data, assignee counts were 18 in 2024 and 29 in 2025 (higher year over year).

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

Hong Ann Tool Ind Co Ltd holds 246 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
Operations & Transport	146
Cross-Sectional Technologies	16
Human Necessities	14
Mechanical Engineering	12
Physics	6
Fixed Constructions	4

Free tools are coming soon. Tell us what you want to track and we'll notify you.

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

How many patents does Hong Ann Tool Ind Co Ltd have in patentsdb?: Hong Ann Tool Ind Co Ltd is linked to 246 publications as assignee in our database.
What technology areas does Hong Ann Tool Ind Co Ltd patent most?: Top mapped technology areas by patent count: Operations & Transport (146); Cross-Sectional Technologies (16); Human Necessities (14).
Is Hong Ann Tool Ind Co Ltd's patent activity growing?: In our data, assignee counts were 18 in 2024 and 29 in 2025 (higher year over year).
What are recent patents assigned to Hong Ann Tool Ind Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.