Inventor · Tokyo, JP

Rex Nagao

8Patents
6h-index
14Co-inventors
60Inventor score

Filing activity: Jan 6, 1994 → Sep 19, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5391156A Flexible encoscopic surgical port Human Necessities 604 Expired
US5490843A Flexible endoscopic surgical port Human Necessities 273 Expired
US5562677A Obturator for justing a flexible trocar tube Human Necessities 248 Expired
US5830191A Flexible endoscopic surgical port Human Necessities 242 Expired
US8337411B2 Intra-abdominal pressure monitoring system Human Necessities 79 Active
US8137309B2 Indwelling urinary drainage catheter Human Necessities 35 Active
US9242075B2 Indwelling urinary drainage catheter Human Necessities 2 Active
US11395725B2 Aortoiliac implant and processing and uses thereof Performing Operations; Transporting 0 Active

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