How many patents does San Fang Chemical Ind Co Ltd have in patentsdb?

San Fang Chemical Ind Co Ltd is linked to 94 publications as assignee in our database.

What technology areas does San Fang Chemical Ind Co Ltd patent most?

Top mapped technology areas by patent count: Operations & Transport (75); Textiles & Paper (49); Chemistry & Metallurgy (15).

In our data, assignee counts were 14 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.

San Fang Chemical Ind Co Ltd holds 94 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 rapidly 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
Operations & Transport	75
Textiles & Paper	49
Chemistry & Metallurgy	15
Human Necessities	13
Electricity	7
Cross-Sectional Technologies	3
Physics	1

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

How many patents does San Fang Chemical Ind Co Ltd have in patentsdb?: San Fang Chemical Ind Co Ltd is linked to 94 publications as assignee in our database.
What technology areas does San Fang Chemical Ind Co Ltd patent most?: Top mapped technology areas by patent count: Operations & Transport (75); Textiles & Paper (49); Chemistry & Metallurgy (15).
Is San Fang Chemical Ind Co Ltd's patent activity growing?: In our data, assignee counts were 14 in 2024 and 6 in 2025 (lower year over year).
What are recent patents assigned to San Fang Chemical Ind Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.