How many patents does Leedarson Lighting Co Ltd have in patentsdb?

Leedarson Lighting Co Ltd is linked to 204 publications as assignee in our database.

What technology areas does Leedarson Lighting Co Ltd patent most?

Top mapped technology areas by patent count: Mechanical Engineering (126); Electricity (107); Cross-Sectional Technologies (22).

In our data, assignee counts were 37 in 2024 and 59 in 2025 (higher year over year).

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

Leedarson Lighting Co Ltd holds 204 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 growing.

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
Mechanical Engineering	126
Electricity	107
Cross-Sectional Technologies	22
Physics	8
Human Necessities	7
Chemistry & Metallurgy	5
Operations & Transport	2

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

How many patents does Leedarson Lighting Co Ltd have in patentsdb?: Leedarson Lighting Co Ltd is linked to 204 publications as assignee in our database.
What technology areas does Leedarson Lighting Co Ltd patent most?: Top mapped technology areas by patent count: Mechanical Engineering (126); Electricity (107); Cross-Sectional Technologies (22).
Is Leedarson Lighting Co Ltd's patent activity growing?: In our data, assignee counts were 37 in 2024 and 59 in 2025 (higher year over year).
What are recent patents assigned to Leedarson Lighting Co Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.