How many patents does X Card Holdings Llc have in patentsdb?

X Card Holdings Llc is linked to 80 publications as assignee in our database.

What technology areas does X Card Holdings Llc patent most?

Top mapped technology areas by patent count: Physics (80); Operations & Transport (48); Electricity (32).

In our data, assignee counts were 9 in 2024 and 8 in 2025 (lower year over year).

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

X Card Holdings Llc holds 80 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
Physics	80
Operations & Transport	48
Electricity	32
Cross-Sectional Technologies	29
Chemistry & Metallurgy	21
Mechanical Engineering	3

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

How many patents does X Card Holdings Llc have in patentsdb?: X Card Holdings Llc is linked to 80 publications as assignee in our database.
What technology areas does X Card Holdings Llc patent most?: Top mapped technology areas by patent count: Physics (80); Operations & Transport (48); Electricity (32).
Is X Card Holdings Llc's patent activity growing?: In our data, assignee counts were 9 in 2024 and 8 in 2025 (lower year over year).
What are recent patents assigned to X Card Holdings Llc?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.