Inventor · Daejeon, KR

Chi-Young Ahn

165Patents
42h-index
82Co-inventors
93Inventor score

Filing activity: Jun 6, 1997 → Jul 6, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
USD509202S1 Cellular phone General 244 Expired
USD503699S1 Cellular phone General 224 Expired
USD508473S1 Portable telephone General 156 Expired
USD501839S1 Cellular phone General 138 Expired
USD504406S1 Portable telephone General 131 Expired
USD517038S1 Portable telephone General 121 Expired
USD531610S1 Portable phone General 119 Expired
USD512038S1 Portable telephone General 114 Expired
USD774455S1 Wireless charger General 106 Active
USD551647S1 Mobile phone General 99 Expired
USD502162S1 Cellular phone General 95 Expired
USD507787S1 Portable telephone General 92 Expired
USD505125S1 Portable telephone General 78 Expired
USD534515S1 Mobile phone General 78 Expired
USD512394S1 Portable telephone General 72 Expired
USD520484S1 Portable telephone General 72 Expired
USD743558S1 Medical ultrasound system General 70 Active
USD527364S1 Portable telephone General 68 Expired
USD521478S1 Portable telephone General 67 Expired
USD531609S1 Portable phone General 67 Expired
USD548214S1 Portable phone General 66 Expired
USD561724S1 Portable phone General 63 Expired
USD547743S1 Portable phone General 60 Expired
USD540790S1 Personal digital assistant General 59 Expired
USD563936S1 Portable phone General 55 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.