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Chang Woo-Yong patents

Chang Woo-Yong holds 10 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents10
Recent patents0
First publicationMar 31, 2015
Latest publicationSep 12, 2017

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
20153
20163
20174
Browse patents by year
YearPatents
20153
20163
20174

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
H04W4/802
G01C21/36232
H04W4/0232
H04W64/001
H04W88/061

Technology areas

Mapped technology topics for this assignee.

Company technology slices
TechnologyPatents
Electricity9
Physics8