How many patents does Ckd Corp have in patentsdb?

Ckd Corp is linked to 348 publications as assignee in our database.

What technology areas does Ckd Corp patent most?

Top mapped technology areas by patent count: Physics (162); Mechanical Engineering (159); Electricity (114).

In our data, assignee counts were 33 in 2024 and 31 in 2025 (lower year over year).

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

Ckd Corp holds 348 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
Physics	162
Mechanical Engineering	159
Electricity	114
Operations & Transport	91
Cross-Sectional Technologies	33
Chemistry & Metallurgy	13
Human Necessities	12

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

How many patents does Ckd Corp have in patentsdb?: Ckd Corp is linked to 348 publications as assignee in our database.
What technology areas does Ckd Corp patent most?: Top mapped technology areas by patent count: Physics (162); Mechanical Engineering (159); Electricity (114).
Is Ckd Corp's patent activity growing?: In our data, assignee counts were 33 in 2024 and 31 in 2025 (lower year over year).
What are recent patents assigned to Ckd Corp?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.