How many patents does De Haas Clemens Gerhardus Johannes have in patentsdb?

De Haas Clemens Gerhardus Johannes is linked to 5 publications as assignee in our database.

What technology areas does De Haas Clemens Gerhardus Johannes patent most?

Top mapped technology areas by patent count: Electricity (3); Physics (2); Mechanical Engineering (1).

In our data, assignee counts were 4 in 2015 and 1 in 2017 (lower year over year).

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

De Haas Clemens Gerhardus Johannes holds 5 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 declining based on the most recent years.

Patents filed per year
Year	Patents
2015	4
2017	1

Browse patents by year
Year	Patents
2015	4
2017	1

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.

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

How many patents does De Haas Clemens Gerhardus Johannes have in patentsdb?: De Haas Clemens Gerhardus Johannes is linked to 5 publications as assignee in our database.
What technology areas does De Haas Clemens Gerhardus Johannes patent most?: Top mapped technology areas by patent count: Electricity (3); Physics (2); Mechanical Engineering (1).
Is De Haas Clemens Gerhardus Johannes's patent activity growing?: In our data, assignee counts were 4 in 2015 and 1 in 2017 (lower year over year).
What are recent patents assigned to De Haas Clemens Gerhardus Johannes?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.