How many patents does Sumitomo Pharma Co Ltd have in patentsdb?

Sumitomo Pharma Co Ltd is linked to 189 publications as assignee in our database.

What technology areas does Sumitomo Pharma Co Ltd patent most?

Top mapped technology areas by patent count: Human Necessities (168); Chemistry & Metallurgy (139); Physics (40).

In our data, assignee counts were 55 in 2024 and 39 in 2025 (lower year over year).

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

Sumitomo Pharma Co Ltd holds 189 patents in our database, with recent filings and technology areas summarized below.

Year-over-year patent counts for this assignee.

Filing activity appears to be declining based on the most recent years.

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	168
Chemistry & Metallurgy	139
Physics	40
Cross-Sectional Technologies	9
Electricity	3
Operations & Transport	1

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

How many patents does Sumitomo Pharma Co Ltd have in patentsdb?: Sumitomo Pharma Co Ltd is linked to 189 publications as assignee in our database.
What technology areas does Sumitomo Pharma Co Ltd patent most?: Top mapped technology areas by patent count: Human Necessities (168); Chemistry & Metallurgy (139); Physics (40).
Is Sumitomo Pharma Co Ltd's patent activity growing?: In our data, assignee counts were 55 in 2024 and 39 in 2025 (lower year over year).
What are recent patents assigned to Sumitomo Pharma Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.