GENEVA, May 10 -- SHENZHEN CSL VACUUM SCIENCE AND TECHNOLOGY CO., LTD. (101, 201, 301, Building B, Functional Zone, TaoHuaYuan Creative Development Park, Tiegang Community, Xixiang Sub-district, Bao'an DistrictShenzhen, Guangdong 518102), 深圳市恒运昌真空技术股份有限公司 (中国广东省深圳市宝安区西乡街道铁岗社区桃花源智创小镇功能配套区B栋101,201,301) filed a patent application (PCT/CN2024/104609) for "BALANCED POWER AMPLIFIER TOPOLOGY CIRCUIT FOR RADIO-FREQUEN...