Tang Chien-Fu patents

Tang Chien-Fu holds 7 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents7
Recent patents0
First publicationMay 26, 2015
Latest publicationApr 18, 2017

Filing trend

Year-over-year patent counts for this assignee.

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

Patents filed per year
YearPatents
20154
20162
20171
Browse patents by year
YearPatents
20154
20162
20171

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
H02M3/335234
H02M3/335153
H02M3/335073
H02M1/322
H02M1/00252

Technology areas

Mapped technology topics for this assignee.

Company technology slices
TechnologyPatents
Electricity7
Cross-Sectional Technologies2

Frequently asked questions

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

How many patents does Tang Chien-Fu have in patentsdb?
Tang Chien-Fu is linked to 7 publications as assignee in our database.
What technology areas does Tang Chien-Fu patent most?
Top mapped technology areas by patent count: Electricity (7); Cross-Sectional Technologies (2).
Is Tang Chien-Fu's patent activity growing?
In our data, assignee counts were 2 in 2016 and 1 in 2017 (lower year over year).
What are recent patents assigned to Tang Chien-Fu?
See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.