https://patentbrief.org/company/hangzhou-tonghuashun-data-processing-co Plain-English explanations of patents assigned to Hangzhou Tonghuashun Data Processing Co, newest first. en-us Mon, 24 Aug 2026 01:08:09 GMT https://patentbrief.org/patent/us/20230419182/methods-and-systems-for-imrpoving-a-product-conversion-rate-based-on-federated-l This patent describes a system where different companies can privately share insights from their customer data using AI and blockchain to build a better model for predicting if a customer will buy a product. Sat, 22 Aug 2026 10:57:22 GMT https://patentbrief.org/patent/us/20230419182/methods-and-systems-for-imrpoving-a-product-conversion-rate-based-on-federated-l