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Hangzhou Yichen Chemical Fiber Co Ltd patents

Hangzhou Yichen Chemical Fiber Co Ltd holds 4 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents4
Recent patents4
First publicationJul 17, 2025
Latest publicationApr 2, 2026

Filing trend

Year-over-year patent counts for this assignee.

Filing activity appears stable based on the most recent years.

Patents filed per year
YearPatents
20252
20262
Browse patents by year
YearPatents
20252
20262

Recent patents

Latest publications where this party is an assignee.

Notable patents

Representative or frequently cited publications from precomputed assignee stats.

Technology areas

Mapped technology topics for this assignee.