长飞光纤公布国际专利申请：“一种熊猫型保偏光纤及其制备方法”

证券之星企业动态03-07

证券之星消息，根据企查查数据显示长飞光纤（601869）公布了一项国际专利申请，专利名为“一种熊猫型保偏光纤及其制备方法”，专利申请号为PCT/CN2025/093305，国际公布日为2026年3月5日。专利详情如下：图片来源：世界知识产权组织（WIPO）今年以来长飞光纤已公布的国际专利申请1个。结合公司2025年中报财务数据，2025上半年公司在研发方面投入了3.86亿元，同比增10.99%。...

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