Drewes Christian patents

Drewes Christian holds 8 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents8
Recent patents0
First publicationApr 14, 2015
Latest publicationNov 27, 2018

Filing trend

Year-over-year patent counts for this assignee.

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

Patents filed per year
YearPatents
20155
20171
20182
Browse patents by year
YearPatents
20155
20171
20182

Recent patents

Latest publications where this party is an assignee.

Notable patents

Representative or frequently cited publications from precomputed assignee stats.

Top CPC classifications

Most common classification codes in this portfolio.

Top CPC codes by patent count
CPCPatents
H04L5/00441
H01Q1/2461
H04W36/301
H01Q19/101
H04B7/26061

Technology areas

Mapped technology topics for this assignee.

Company technology slices
TechnologyPatents
Electricity8
Cross-Sectional Technologies1

Frequently asked questions

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

How many patents does Drewes Christian have in patentsdb?
Drewes Christian is linked to 8 publications as assignee in our database.
What technology areas does Drewes Christian patent most?
Top mapped technology areas by patent count: Electricity (8); Cross-Sectional Technologies (1).
Is Drewes Christian's patent activity growing?
In our data, assignee counts were 1 in 2017 and 2 in 2018 (higher year over year).
What are recent patents assigned to Drewes Christian?
See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.