How many patents does Asahi Chemical Ind have in patentsdb?

Asahi Chemical Ind is linked to 1,625 publications as assignee in our database.

What technology areas does Asahi Chemical Ind patent most?

Top mapped technology areas by patent count: Chemistry & Metallurgy (1,080); Operations & Transport (666); Cross-Sectional Technologies (495).

In our data, assignee counts were 215 in 2024 and 149 in 2025 (lower year over year).

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

Asahi Chemical Ind holds 1,625 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.

Most common classification codes in this portfolio.

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Chemistry & Metallurgy	1,080
Operations & Transport	666
Cross-Sectional Technologies	495
Electricity	462
Physics	304
Textiles & Paper	186
Human Necessities	130
Mechanical Engineering	45
Fixed Constructions	7

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

How many patents does Asahi Chemical Ind have in patentsdb?: Asahi Chemical Ind is linked to 1,625 publications as assignee in our database.
What technology areas does Asahi Chemical Ind patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (1,080); Operations & Transport (666); Cross-Sectional Technologies (495).
Is Asahi Chemical Ind's patent activity growing?: In our data, assignee counts were 215 in 2024 and 149 in 2025 (lower year over year).
What are recent patents assigned to Asahi Chemical Ind?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.