How many patents does Kumiai Chemical Industry Co have in patentsdb?

Kumiai Chemical Industry Co is linked to 99 publications as assignee in our database.

What technology areas does Kumiai Chemical Industry Co patent most?

Top mapped technology areas by patent count: Chemistry & Metallurgy (71); Human Necessities (63); Operations & Transport (18).

In our data, assignee counts were 16 in 2024 and 3 in 2025 (lower year over year).

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

Kumiai Chemical Industry Co holds 99 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 rapidly declining.

Latest publications where this party is an assignee.

Representative or frequently cited publications from precomputed assignee stats.

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Chemistry & Metallurgy	71
Human Necessities	63
Operations & Transport	18
Cross-Sectional Technologies	4
Electricity	2
Physics	1

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

How many patents does Kumiai Chemical Industry Co have in patentsdb?: Kumiai Chemical Industry Co is linked to 99 publications as assignee in our database.
What technology areas does Kumiai Chemical Industry Co patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (71); Human Necessities (63); Operations & Transport (18).
Is Kumiai Chemical Industry Co's patent activity growing?: In our data, assignee counts were 16 in 2024 and 3 in 2025 (lower year over year).
What are recent patents assigned to Kumiai Chemical Industry Co?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.