How many patents does Japan Polyethylene Corp have in patentsdb?

Japan Polyethylene Corp is linked to 97 publications as assignee in our database.

What technology areas does Japan Polyethylene Corp patent most?

Top mapped technology areas by patent count: Chemistry & Metallurgy (96); Operations & Transport (31); Cross-Sectional Technologies (15).

In our data, assignee counts were 3 in 2024 and 7 in 2025 (higher year over year).

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

Japan Polyethylene Corp holds 97 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.

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Chemistry & Metallurgy	96
Operations & Transport	31
Cross-Sectional Technologies	15
Electricity	5
Mechanical Engineering	4

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

How many patents does Japan Polyethylene Corp have in patentsdb?: Japan Polyethylene Corp is linked to 97 publications as assignee in our database.
What technology areas does Japan Polyethylene Corp patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (96); Operations & Transport (31); Cross-Sectional Technologies (15).
Is Japan Polyethylene Corp's patent activity growing?: In our data, assignee counts were 3 in 2024 and 7 in 2025 (higher year over year).
What are recent patents assigned to Japan Polyethylene Corp?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.