How many patents does Fibrogen Inc have in patentsdb?

Fibrogen Inc is linked to 100 publications as assignee in our database.

What technology areas does Fibrogen Inc patent most?

Top mapped technology areas by patent count: Human Necessities (99); Chemistry & Metallurgy (93); Physics (4).

In our data, assignee counts were 3 in 2024 and 1 in 2025 (lower year over year).

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

Fibrogen Inc holds 100 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.

Most common classification codes in this portfolio.

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Human Necessities	99
Chemistry & Metallurgy	93
Physics	4
Cross-Sectional Technologies	3

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

How many patents does Fibrogen Inc have in patentsdb?: Fibrogen Inc is linked to 100 publications as assignee in our database.
What technology areas does Fibrogen Inc patent most?: Top mapped technology areas by patent count: Human Necessities (99); Chemistry & Metallurgy (93); Physics (4).
Is Fibrogen Inc's patent activity growing?: In our data, assignee counts were 3 in 2024 and 1 in 2025 (lower year over year).
What are recent patents assigned to Fibrogen Inc?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.