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Li Qinghua patents

Li Qinghua holds 229 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents229
Recent patents32
First publicationJan 1, 2015
Latest publicationApr 2, 2026

Filing trend

Year-over-year patent counts for this assignee.

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
201536
201649
201723
201810
201922
202026
202121
20225
202311
202411
202513
20262
Browse patents by year
YearPatents
201536
201649
201723
201810
201922
202026
202121
20225
202311
202411
202513
20262

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
H04W84/1292
H04L5/005345
H04B7/045244
H04W72/2342
H04L5/000742

Technology areas

Mapped technology topics for this assignee.

Company technology slices
TechnologyPatents
Electricity226
Cross-Sectional Technologies36
Physics22
Chemistry & Metallurgy2