How many patents does Lotte Chemical Corp have in patentsdb?

Lotte Chemical Corp is linked to 390 publications as assignee in our database.

What technology areas does Lotte Chemical Corp patent most?

Top mapped technology areas by patent count: Chemistry & Metallurgy (327); Operations & Transport (146); Cross-Sectional Technologies (68).

In our data, assignee counts were 40 in 2024 and 33 in 2025 (lower year over year).

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

Lotte Chemical Corp holds 390 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	327
Operations & Transport	146
Cross-Sectional Technologies	68
Electricity	31
Mechanical Engineering	18
Textiles & Paper	12
Human Necessities	8
Physics	2

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

How many patents does Lotte Chemical Corp have in patentsdb?: Lotte Chemical Corp is linked to 390 publications as assignee in our database.
What technology areas does Lotte Chemical Corp patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (327); Operations & Transport (146); Cross-Sectional Technologies (68).
Is Lotte Chemical Corp's patent activity growing?: In our data, assignee counts were 40 in 2024 and 33 in 2025 (lower year over year).
What are recent patents assigned to Lotte Chemical Corp?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.