How many patents does Qingdao Haier Washing Mach Co have in patentsdb?

Qingdao Haier Washing Mach Co is linked to 488 publications as assignee in our database.

What technology areas does Qingdao Haier Washing Mach Co patent most?

Top mapped technology areas by patent count: Textiles & Paper (464); Mechanical Engineering (115); Cross-Sectional Technologies (81).

In our data, assignee counts were 25 in 2024 and 18 in 2025 (lower year over year).

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

Qingdao Haier Washing Mach Co holds 488 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	464
Mechanical Engineering	115
Cross-Sectional Technologies	81
Human Necessities	67
Physics	51
Electricity	38
Operations & Transport	32
Chemistry & Metallurgy	16
Fixed Constructions	3

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

How many patents does Qingdao Haier Washing Mach Co have in patentsdb?: Qingdao Haier Washing Mach Co is linked to 488 publications as assignee in our database.
What technology areas does Qingdao Haier Washing Mach Co patent most?: Top mapped technology areas by patent count: Textiles & Paper (464); Mechanical Engineering (115); Cross-Sectional Technologies (81).
Is Qingdao Haier Washing Mach Co's patent activity growing?: In our data, assignee counts were 25 in 2024 and 18 in 2025 (lower year over year).
What are recent patents assigned to Qingdao Haier Washing Mach Co?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.