How many patents does Nagase Chemtex Corp have in patentsdb?

Nagase Chemtex Corp is linked to 92 publications as assignee in our database.

What technology areas does Nagase Chemtex Corp patent most?

Top mapped technology areas by patent count: Chemistry & Metallurgy (67); Electricity (47); Operations & Transport (37).

In our data, assignee counts were 10 in 2024 and 7 in 2025 (lower year over year).

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

Nagase Chemtex Corp holds 92 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
Chemistry & Metallurgy	67
Electricity	47
Operations & Transport	37
Human Necessities	18
Cross-Sectional Technologies	13
Physics	7
Textiles & Paper	5
Mechanical Engineering	2

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

How many patents does Nagase Chemtex Corp have in patentsdb?: Nagase Chemtex Corp is linked to 92 publications as assignee in our database.
What technology areas does Nagase Chemtex Corp patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (67); Electricity (47); Operations & Transport (37).
Is Nagase Chemtex Corp's patent activity growing?: In our data, assignee counts were 10 in 2024 and 7 in 2025 (lower year over year).
What are recent patents assigned to Nagase Chemtex Corp?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.