How many patents does Sumitomo Rubber Ind have in patentsdb?

Sumitomo Rubber Ind is linked to 4,504 publications as assignee in our database.

What technology areas does Sumitomo Rubber Ind patent most?

Top mapped technology areas by patent count: Operations & Transport (2,863); Chemistry & Metallurgy (1,218); Human Necessities (1,068).

In our data, assignee counts were 311 in 2024 and 295 in 2025 (lower year over year).

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

Sumitomo Rubber Ind holds 4,504 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
Operations & Transport	2,863
Chemistry & Metallurgy	1,218
Human Necessities	1,068
Cross-Sectional Technologies	544
Physics	375
Electricity	68
Mechanical Engineering	64
Textiles & Paper	32
Fixed Constructions	7

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

How many patents does Sumitomo Rubber Ind have in patentsdb?: Sumitomo Rubber Ind is linked to 4,504 publications as assignee in our database.
What technology areas does Sumitomo Rubber Ind patent most?: Top mapped technology areas by patent count: Operations & Transport (2,863); Chemistry & Metallurgy (1,218); Human Necessities (1,068).
Is Sumitomo Rubber Ind's patent activity growing?: In our data, assignee counts were 311 in 2024 and 295 in 2025 (lower year over year).
What are recent patents assigned to Sumitomo Rubber Ind?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.