Shanghai Hongyan Returnable Transit Packagings Co Ltd patents

Shanghai Hongyan Returnable Transit Packagings Co Ltd holds 82 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents82
Recent patents2
First publicationApr 14, 2015
Latest publicationFeb 20, 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
20166
20174
201818
20198
202013
20219
202212
20235
20241
Browse patents by year
YearPatents
20156
20166
20174
201818
20198
202013
20219
202212
20235
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
B65D19/0622
B65D2519/0033321
B65D2519/00919
B65D19/1818
B65D2519/0071116

Technology areas

Mapped technology topics for this assignee.

Frequently asked questions

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

How many patents does Shanghai Hongyan Returnable Transit Packagings Co Ltd have in patentsdb?
Shanghai Hongyan Returnable Transit Packagings Co Ltd is linked to 82 publications as assignee in our database.
What technology areas does Shanghai Hongyan Returnable Transit Packagings Co Ltd patent most?
Top mapped technology areas by patent count: Operations & Transport (59); Mechanical Engineering (21); Cross-Sectional Technologies (21).
Is Shanghai Hongyan Returnable Transit Packagings Co Ltd's patent activity growing?
In our data, assignee counts were 5 in 2023 and 1 in 2024 (lower year over year).
What are recent patents assigned to Shanghai Hongyan Returnable Transit Packagings Co Ltd?
See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.