How many patents does Douglas Kathleen Mary have in patentsdb?

Douglas Kathleen Mary is linked to 35 publications as assignee in our database.

What technology areas does Douglas Kathleen Mary patent most?

Top mapped technology areas by patent count: Physics (33); Human Necessities (15); Electricity (9).

In our data, assignee counts were 10 in 2023 and 3 in 2024 (lower year over year).

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

Douglas Kathleen Mary holds 35 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 growing.

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	33
Human Necessities	15
Electricity	9
Operations & Transport	3
Cross-Sectional Technologies	1

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

How many patents does Douglas Kathleen Mary have in patentsdb?: Douglas Kathleen Mary is linked to 35 publications as assignee in our database.
What technology areas does Douglas Kathleen Mary patent most?: Top mapped technology areas by patent count: Physics (33); Human Necessities (15); Electricity (9).
Is Douglas Kathleen Mary's patent activity growing?: In our data, assignee counts were 10 in 2023 and 3 in 2024 (lower year over year).
What are recent patents assigned to Douglas Kathleen Mary?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.