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

Shengyi Technology Co Ltd is linked to 171 publications as assignee in our database.

What technology areas does Shengyi Technology Co Ltd patent most?

Top mapped technology areas by patent count: Chemistry & Metallurgy (167); Electricity (141); Operations & Transport (140).

In our data, assignee counts were 15 in 2024 and 6 in 2025 (lower year over year).

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

Shengyi Technology Co Ltd holds 171 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
Chemistry & Metallurgy	167
Electricity	141
Operations & Transport	140
Cross-Sectional Technologies	16
Textiles & Paper	6

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

How many patents does Shengyi Technology Co Ltd have in patentsdb?: Shengyi Technology Co Ltd is linked to 171 publications as assignee in our database.
What technology areas does Shengyi Technology Co Ltd patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (167); Electricity (141); Operations & Transport (140).
Is Shengyi Technology Co Ltd's patent activity growing?: In our data, assignee counts were 15 in 2024 and 6 in 2025 (lower year over year).
What are recent patents assigned to Shengyi Technology Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.