How many patents does Daihen Corp have in patentsdb?

Daihen Corp is linked to 458 publications as assignee in our database.

What technology areas does Daihen Corp patent most?

Top mapped technology areas by patent count: Operations & Transport (271); Electricity (238); Physics (94).

In our data, assignee counts were 35 in 2024 and 46 in 2025 (higher year over year).

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

Daihen Corp holds 458 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 stable.

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
Operations & Transport	271
Electricity	238
Physics	94
Cross-Sectional Technologies	77
Chemistry & Metallurgy	18
Mechanical Engineering	13

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

How many patents does Daihen Corp have in patentsdb?: Daihen Corp is linked to 458 publications as assignee in our database.
What technology areas does Daihen Corp patent most?: Top mapped technology areas by patent count: Operations & Transport (271); Electricity (238); Physics (94).
Is Daihen Corp's patent activity growing?: In our data, assignee counts were 35 in 2024 and 46 in 2025 (higher year over year).
What are recent patents assigned to Daihen Corp?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.