How many patents does Barrett Philip A have in patentsdb?

Barrett Philip A is linked to 9 publications as assignee in our database.

What technology areas does Barrett Philip A patent most?

Top mapped technology areas by patent count: Operations & Transport (8); Chemistry & Metallurgy (8); Mechanical Engineering (5).

In our data, assignee counts were 2 in 2020 and 2 in 2022 (similar year over year).

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

Barrett Philip A holds 9 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 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
Operations & Transport	8
Chemistry & Metallurgy	8
Mechanical Engineering	5
Cross-Sectional Technologies	5

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

How many patents does Barrett Philip A have in patentsdb?: Barrett Philip A is linked to 9 publications as assignee in our database.
What technology areas does Barrett Philip A patent most?: Top mapped technology areas by patent count: Operations & Transport (8); Chemistry & Metallurgy (8); Mechanical Engineering (5).
Is Barrett Philip A's patent activity growing?: In our data, assignee counts were 2 in 2020 and 2 in 2022 (similar year over year).
What are recent patents assigned to Barrett Philip A?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.