How many patents does Kureha Corp have in patentsdb?

Kureha Corp is linked to 483 publications as assignee in our database.

What technology areas does Kureha Corp patent most?

Top mapped technology areas by patent count: Chemistry & Metallurgy (394); Cross-Sectional Technologies (138); Operations & Transport (135).

In our data, assignee counts were 37 in 2024 and 24 in 2025 (lower year over year).

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

Kureha Corp holds 483 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.

Most common classification codes in this portfolio.

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Chemistry & Metallurgy	394
Cross-Sectional Technologies	138
Operations & Transport	135
Electricity	128
Fixed Constructions	94
Human Necessities	39
Textiles & Paper	23
Physics	13
Mechanical Engineering	8

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

How many patents does Kureha Corp have in patentsdb?: Kureha Corp is linked to 483 publications as assignee in our database.
What technology areas does Kureha Corp patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (394); Cross-Sectional Technologies (138); Operations & Transport (135).
Is Kureha Corp's patent activity growing?: In our data, assignee counts were 37 in 2024 and 24 in 2025 (lower year over year).
What are recent patents assigned to Kureha Corp?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.