How many patents does Us Dept Energy have in patentsdb?

Us Dept Energy is linked to 189 publications as assignee in our database.

What technology areas does Us Dept Energy patent most?

Top mapped technology areas by patent count: Physics (76); Operations & Transport (74); Chemistry & Metallurgy (69).

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

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

Us Dept Energy holds 189 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	76
Operations & Transport	74
Chemistry & Metallurgy	69
Cross-Sectional Technologies	63
Electricity	46
Mechanical Engineering	32
Human Necessities	7
Fixed Constructions	2

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

How many patents does Us Dept Energy have in patentsdb?: Us Dept Energy is linked to 189 publications as assignee in our database.
What technology areas does Us Dept Energy patent most?: Top mapped technology areas by patent count: Physics (76); Operations & Transport (74); Chemistry & Metallurgy (69).
Is Us Dept Energy's patent activity growing?: In our data, assignee counts were 7 in 2024 and 7 in 2025 (similar year over year).
What are recent patents assigned to Us Dept Energy?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.