How many patents does Chongqing Haier Drum Washing Machine Co Ltd have in patentsdb?

Chongqing Haier Drum Washing Machine Co Ltd is linked to 19 publications as assignee in our database.

What technology areas does Chongqing Haier Drum Washing Machine Co Ltd patent most?

Top mapped technology areas by patent count: Textiles & Paper (19); Human Necessities (2); Mechanical Engineering (2).

In our data, assignee counts were 5 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.

Chongqing Haier Drum Washing Machine Co Ltd holds 19 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 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
Textiles & Paper	19
Human Necessities	2
Mechanical Engineering	2
Operations & Transport	1
Cross-Sectional Technologies	1

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

How many patents does Chongqing Haier Drum Washing Machine Co Ltd have in patentsdb?: Chongqing Haier Drum Washing Machine Co Ltd is linked to 19 publications as assignee in our database.
What technology areas does Chongqing Haier Drum Washing Machine Co Ltd patent most?: Top mapped technology areas by patent count: Textiles & Paper (19); Human Necessities (2); Mechanical Engineering (2).
Is Chongqing Haier Drum Washing Machine Co Ltd's patent activity growing?: In our data, assignee counts were 5 in 2024 and 2 in 2025 (lower year over year).
What are recent patents assigned to Chongqing Haier Drum Washing Machine Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.