Li Zhiyong patents

Li Zhiyong holds 23 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents23
Recent patents0
First publicationMar 5, 2015
Latest publicationDec 31, 2019

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
20159
20167
20176
20191
Browse patents by year
YearPatents
20159
20167
20176
20191

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
G01N21/65822
G01N21/6489
G01N2201/061135
B82Y15/004
G01J3/44123

Technology areas

Mapped technology topics for this assignee.

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Frequently asked questions

Answers are generated from the same data shown on this page.

How many patents does Li Zhiyong have in patentsdb?
Li Zhiyong is linked to 23 publications as assignee in our database.
What technology areas does Li Zhiyong patent most?
Top mapped technology areas by patent count: Physics (22); Operations & Transport (10); Cross-Sectional Technologies (6).
Is Li Zhiyong's patent activity growing?
In our data, assignee counts were 6 in 2017 and 1 in 2019 (lower year over year).
What are recent patents assigned to Li Zhiyong?
See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.