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Chang Shih Chang patents

Chang Shih Chang holds 24 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents24
Recent patents0
First publicationJan 13, 2015
Latest publicationSep 1, 2020

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
201513
20168
20172
20201
Browse patents by year
YearPatents
201513
20168
20172
20201

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
G06F3/04129
G06F3/0446
G09G3/36146
G06F3/04466
G02F1/1362866

Technology areas

Mapped technology topics for this assignee.

Company technology slices
TechnologyPatents
Physics22
Electricity9
Cross-Sectional Technologies6