How many patents does Changchun Bcht Biotechnology Co have in patentsdb?

Changchun Bcht Biotechnology Co is linked to 6 publications as assignee in our database.

What technology areas does Changchun Bcht Biotechnology Co patent most?

Top mapped technology areas by patent count: Human Necessities (6); Chemistry & Metallurgy (6); Cross-Sectional Technologies (2).

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

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

Changchun Bcht Biotechnology Co holds 6 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 stable.

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
Human Necessities	6
Chemistry & Metallurgy	6
Cross-Sectional Technologies	2

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

How many patents does Changchun Bcht Biotechnology Co have in patentsdb?: Changchun Bcht Biotechnology Co is linked to 6 publications as assignee in our database.
What technology areas does Changchun Bcht Biotechnology Co patent most?: Top mapped technology areas by patent count: Human Necessities (6); Chemistry & Metallurgy (6); Cross-Sectional Technologies (2).
Is Changchun Bcht Biotechnology Co's patent activity growing?: In our data, assignee counts were 1 in 2024 and 1 in 2025 (similar year over year).
What are recent patents assigned to Changchun Bcht Biotechnology Co?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.