How many patents does Heiderman Douglas C have in patentsdb?

Heiderman Douglas C is linked to 11 publications as assignee in our database.

What technology areas does Heiderman Douglas C patent most?

Top mapped technology areas by patent count: Mechanical Engineering (8); Electricity (8); Chemistry & Metallurgy (7).

In our data, assignee counts were 1 in 2023 and 1 in 2024 (similar year over year).

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

Heiderman Douglas C holds 11 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 stable.

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
Mechanical Engineering	8
Electricity	8
Chemistry & Metallurgy	7
Cross-Sectional Technologies	7
Operations & Transport	4
Physics	2

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

How many patents does Heiderman Douglas C have in patentsdb?: Heiderman Douglas C is linked to 11 publications as assignee in our database.
What technology areas does Heiderman Douglas C patent most?: Top mapped technology areas by patent count: Mechanical Engineering (8); Electricity (8); Chemistry & Metallurgy (7).
Is Heiderman Douglas C's patent activity growing?: In our data, assignee counts were 1 in 2023 and 1 in 2024 (similar year over year).
What are recent patents assigned to Heiderman Douglas C?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.