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Chang Chun-Wei patents

Chang Chun-Wei holds 3 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents3
Recent patents0
First publicationMay 12, 2015
Latest publicationMar 7, 2017

Filing trend

Year-over-year patent counts for this assignee.

Filing activity appears stable based on the most recent years.

Patents filed per year
YearPatents
20151
20161
20171
Browse patents by year
YearPatents
20151
20161
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
H10D64/0172
H01L29/665452
H10P14/6621
H01L21/0221
H10P95/0621

Technology areas

Mapped technology topics for this assignee.

Company technology slices
TechnologyPatents
Electricity3
Operations & Transport1
Physics1