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

Liu Tuanfang patents

Liu Tuanfang holds 228 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents228
Recent patents10
First publicationJan 15, 2015
Latest publicationJun 25, 2024

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
20156
20167
201711
201810
201914
202031
202179
202241
202323
20246
Browse patents by year
YearPatents
20156
20167
201711
201810
201914
202031
202179
202241
202323
20246

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
A24F40/10126
A24F40/4097
A24F47/00866
A24F40/4653
A24F40/48547

Technology areas

Mapped technology topics for this assignee.

Company technology slices
TechnologyPatents
Human Necessities155
Electricity57
Mechanical Engineering20
Cross-Sectional Technologies16