Inventor · Seojong-myeon, KR

Hoon Cha

4Patents
2h-index
20Co-inventors
48Inventor score

Filing activity: Apr 27, 1999 → Jan 22, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
USD850638S1 Electronic skin care device General 50 Active
US6487472B1 Semiconductor device manufacturing facility with a diagnosis system Electricity 17 Expired
US6962911B2 Pyrrolopyrimidinone derivatives, process of preparation and use Chemistry; Metallurgy 0 Expired
US11912787B2 Peptide for skin aging prevention and wrinkle reduction, and composition comprising same Human Necessities 0 Active

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