How many patents does Van Zwet Erwin John have in patentsdb?

Van Zwet Erwin John is linked to 7 publications as assignee in our database.

What technology areas does Van Zwet Erwin John patent most?

Top mapped technology areas by patent count: Physics (6); Electricity (4); Operations & Transport (1).

In our data, assignee counts were 3 in 2015 and 4 in 2016 (higher year over year).

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

Van Zwet Erwin John holds 7 patents in our database, with recent filings and technology areas summarized below.

Year-over-year patent counts for this assignee.

Filing activity appears to be growing based on the most recent years.

Patents filed per year
Year	Patents
2015	3
2016	4

Browse patents by year
Year	Patents
2015	3
2016	4

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	6
Electricity	4
Operations & Transport	1
Chemistry & Metallurgy	1
Cross-Sectional Technologies	1

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

How many patents does Van Zwet Erwin John have in patentsdb?: Van Zwet Erwin John is linked to 7 publications as assignee in our database.
What technology areas does Van Zwet Erwin John patent most?: Top mapped technology areas by patent count: Physics (6); Electricity (4); Operations & Transport (1).
Is Van Zwet Erwin John's patent activity growing?: In our data, assignee counts were 3 in 2015 and 4 in 2016 (higher year over year).
What are recent patents assigned to Van Zwet Erwin John?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.