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Zhang Yi patents

Zhang Yi holds 65 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents65
Recent patents4
First publicationJan 13, 2015
Latest publicationMay 20, 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
201518
20168
20177
20183
201910
20202
20214
20226
20234
20242
20251
Browse patents by year
YearPatents
201518
20168
20177
20183
201910
20202
20214
20226
20234
20242
20251

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
A61P35/006
H04L67/635
A61B5/08165
A61B7/044
A61B5/6864

Technology areas

Mapped technology topics for this assignee.