How many patents does Daicel Corp have in patentsdb?

Daicel Corp is linked to 1,444 publications as assignee in our database.

What technology areas does Daicel Corp patent most?

Top mapped technology areas by patent count: Chemistry & Metallurgy (824); Operations & Transport (754); Electricity (287).

In our data, assignee counts were 160 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.

Daicel Corp holds 1,444 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	824
Operations & Transport	754
Electricity	287
Physics	276
Human Necessities	265
Cross-Sectional Technologies	171
Mechanical Engineering	134
Textiles & Paper	52

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

How many patents does Daicel Corp have in patentsdb?: Daicel Corp is linked to 1,444 publications as assignee in our database.
What technology areas does Daicel Corp patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (824); Operations & Transport (754); Electricity (287).
Is Daicel Corp's patent activity growing?: In our data, assignee counts were 160 in 2024 and 149 in 2025 (lower year over year).
What are recent patents assigned to Daicel Corp?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.