How many patents does Mitsubishi Heavy Ind Engine & Turbocharger Ltd have in patentsdb?

Mitsubishi Heavy Ind Engine & Turbocharger Ltd is linked to 582 publications as assignee in our database.

What technology areas does Mitsubishi Heavy Ind Engine & Turbocharger Ltd patent most?

Top mapped technology areas by patent count: Mechanical Engineering (541); Cross-Sectional Technologies (294); Electricity (44).

In our data, assignee counts were 61 in 2024 and 58 in 2025 (lower year over year).

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

Mitsubishi Heavy Ind Engine & Turbocharger Ltd holds 582 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
Mechanical Engineering	541
Cross-Sectional Technologies	294
Electricity	44
Operations & Transport	38
Physics	38
Chemistry & Metallurgy	16

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

How many patents does Mitsubishi Heavy Ind Engine & Turbocharger Ltd have in patentsdb?: Mitsubishi Heavy Ind Engine & Turbocharger Ltd is linked to 582 publications as assignee in our database.
What technology areas does Mitsubishi Heavy Ind Engine & Turbocharger Ltd patent most?: Top mapped technology areas by patent count: Mechanical Engineering (541); Cross-Sectional Technologies (294); Electricity (44).
Is Mitsubishi Heavy Ind Engine & Turbocharger Ltd's patent activity growing?: In our data, assignee counts were 61 in 2024 and 58 in 2025 (lower year over year).
What are recent patents assigned to Mitsubishi Heavy Ind Engine & Turbocharger Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.