How many patents does Jx Nippon Mining & Metals Corp have in patentsdb?

Jx Nippon Mining & Metals Corp is linked to 791 publications as assignee in our database.

What technology areas does Jx Nippon Mining & Metals Corp patent most?

Top mapped technology areas by patent count: Chemistry & Metallurgy (718); Electricity (583); Operations & Transport (389).

In our data, assignee counts were 28 in 2024 and 11 in 2025 (lower year over year).

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

Jx Nippon Mining & Metals Corp holds 791 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.

Most common classification codes in this portfolio.

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Chemistry & Metallurgy	718
Electricity	583
Operations & Transport	389
Cross-Sectional Technologies	269
Physics	108
Mechanical Engineering	6
Textiles & Paper	1

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

How many patents does Jx Nippon Mining & Metals Corp have in patentsdb?: Jx Nippon Mining & Metals Corp is linked to 791 publications as assignee in our database.
What technology areas does Jx Nippon Mining & Metals Corp patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (718); Electricity (583); Operations & Transport (389).
Is Jx Nippon Mining & Metals Corp's patent activity growing?: In our data, assignee counts were 28 in 2024 and 11 in 2025 (lower year over year).
What are recent patents assigned to Jx Nippon Mining & Metals Corp?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.