Chinese AI startup Cambricon spends 167.4% its revenue on R&D, BOE is No.3 OLED patent filer in the world, Chinese companies file most essential 5G patent applications 4.3w 06-22 22:33 READ MOST 我国授权纳米专利总数达46.4万件 居世界第一 3094 08-30 21:46 POPULAR TAGS 纳米 中科院 专利
