How many patents does Ono Pharmaceutical Co have in patentsdb?

Ono Pharmaceutical Co is linked to 369 publications as assignee in our database.

What technology areas does Ono Pharmaceutical Co patent most?

Top mapped technology areas by patent count: Human Necessities (361); Chemistry & Metallurgy (344); Cross-Sectional Technologies (77).

In our data, assignee counts were 22 in 2024 and 23 in 2025 (higher year over year).

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

Ono Pharmaceutical Co holds 369 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
Human Necessities	361
Chemistry & Metallurgy	344
Cross-Sectional Technologies	77
Physics	28
Operations & Transport	2

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

How many patents does Ono Pharmaceutical Co have in patentsdb?: Ono Pharmaceutical Co is linked to 369 publications as assignee in our database.
What technology areas does Ono Pharmaceutical Co patent most?: Top mapped technology areas by patent count: Human Necessities (361); Chemistry & Metallurgy (344); Cross-Sectional Technologies (77).
Is Ono Pharmaceutical Co's patent activity growing?: In our data, assignee counts were 22 in 2024 and 23 in 2025 (higher year over year).
What are recent patents assigned to Ono Pharmaceutical Co?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.