How many patents does Hitachi Energy Switzerland Ag have in patentsdb?

Hitachi Energy Switzerland Ag is linked to 424 publications as assignee in our database.

What technology areas does Hitachi Energy Switzerland Ag patent most?

Top mapped technology areas by patent count: Electricity (385); Physics (130); Cross-Sectional Technologies (95).

In our data, assignee counts were 41 in 2024 and 1 in 2025 (lower year over year).

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

Hitachi Energy Switzerland Ag holds 424 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 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
Electricity	385
Physics	130
Cross-Sectional Technologies	95
Operations & Transport	23
Mechanical Engineering	20
Chemistry & Metallurgy	11

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

How many patents does Hitachi Energy Switzerland Ag have in patentsdb?: Hitachi Energy Switzerland Ag is linked to 424 publications as assignee in our database.
What technology areas does Hitachi Energy Switzerland Ag patent most?: Top mapped technology areas by patent count: Electricity (385); Physics (130); Cross-Sectional Technologies (95).
Is Hitachi Energy Switzerland Ag's patent activity growing?: In our data, assignee counts were 41 in 2024 and 1 in 2025 (lower year over year).
What are recent patents assigned to Hitachi Energy Switzerland Ag?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.