本报北京2月25日电 （记者谷业凯）国家知识产权局数据显示：我国国内有效发明专利达532万件，成为世界上首个国内有效发明专利数量突破500万件的国家。“十四五”时期，我国国内有效发明专利数量持续增长，每万人口高价值发明专利拥有量达16件。截至2025年，我国发明专利申请量已连续多年位居全球第一，成为名副其实的专利大国。
Musician Letty Stott plays a replica of a carnyx to Fraser Hunter, presenter Alice Roberts and Gary Trimble during filming for Digging for Britain
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A Secret Soviet Plan to Nuke America From the South Pole Was Working. Until UFO Hunters Looked Up.
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