Inventor · Suwon-si, KR

Won-Kyong Chang

1Patents
1h-index
4Co-inventors
25Inventor score

Filing activity: Dec 9, 1998 → Dec 9, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US6059716A Artificial insemination device for private use Human Necessities 6 Expired

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