This page is not indexed by search engines while we improve data quality.

Cao Yu patents

Cao Yu holds 64 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents64
Recent patents7
First publicationOct 5, 2017
Latest publicationSep 2, 2025

Filing trend

Year-over-year patent counts for this assignee.

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
20172
20187
20198
202018
202113
20224
20235
20243
20254
Browse patents by year
YearPatents
20172
20187
20198
202018
202113
20224
20235
20243
20254

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
H04W72/2331
H04L1/189624
H04L1/181923
H04W72/1423
H04L1/182223

Technology areas

Mapped technology topics for this assignee.

Company technology slices
TechnologyPatents
Electricity64