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PatentBrief

Portfolio comparison

Hangzhou Tonghuashun Data Processing Co vs US Department of Agriculture USDA

Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.

Company A

Hangzhou Tonghuashun Data Processing Co

Patents indexed

1

softwareai_mlecommercetelecommunicationsfinance

Company B

US Department of Agriculture USDA

Patents indexed

1

Year range

1948

Most recent

1948

biotechpharmaceutical

Activity by Decade

1940s
1

How to use

Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.