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Liu Zhihua patents

Liu Zhihua holds 4 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents4
Recent patents1
First publicationApr 14, 2015
Latest publicationApr 25, 2024

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
20151
20162
20241
Browse patents by year
YearPatents
20151
20162
20241

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
H02M3/335921
H02M1/321
Y02B70/14751
H02M3/335151
Y02B70/101

Technology areas

Mapped technology topics for this assignee.