发明人刘建华,王建平,高志强. "Method for the Synthesis of Pipemidic Acid Trihydrate" [P]. 中国发明专利, 专利号 CN 113237167 B, 授权公告日 2025-12-15.
发明人郑宇鹏,何建平,林芳. "A Process for Preparing High-Purity Pipemidic Acid Trihydrate" [P]. 中国发明专利, 专利号 CN 113131744 A, 授权公告日 2023-06-24.
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