Inventor · Narberth, PA, US

John M. Levin

42Patents
21h-index
16Co-inventors
82Inventor score

Filing activity: May 29, 1992 → May 20, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5667526A Tissue retaining clamp Human Necessities 1,939 Expired
US5984949A Tissue hooks and tools for applying same Human Necessities 1,585 Expired
US5827281A Insulated surgical scissors Human Necessities 487 Expired
US6562035B1 Insulated surgical scissors including cauterizing tip Human Necessities 319 Expired
US5295694A Laparoscopic surgery simulating game Emerging Cross-Sectional Technologies 224 Expired
US5578030A Biopsy needle with cauterization feature Human Necessities 194 Expired
US6001120A Universal dissector Human Necessities 157 Expired
US6551313B1 Electrosurgical instrument with separate cutting and coagulating members Human Necessities 129 Expired
US5295990A Tissue sampling and removal device Human Necessities 123 Expired
US6629950B1 Fluid delivery system Human Necessities 76 Expired
US5813410A Internal body pump and systems employing same Human Necessities 70 Expired
US6080168A Compression pad for laparoscopic/thorascopic surgery Human Necessities 53 Expired
US5609599A Leak clip Human Necessities 50 Expired
US5649957A Articulated dissector Human Necessities 49 Expired
US5360363A Flying disk with rotatable member Human Necessities 41 Expired
US6656227B2 Prosthesis for internal peritoneal dialysis and method of providing peritoneal dialysis Human Necessities 31 Expired
US5474297A Golf clubs for hitting low trajectory shots Human Necessities 31 Expired
US6358198B1 Laparoscopic/thorascopic support device Human Necessities 29 Expired
US5301953A Construction board game with chance device Human Necessities 26 Expired
US6613095B1 Prosthesis for continuous internal peritoneal dialysis and continuous method of providing peritoneal dialysis Human Necessities 24 Expired
US6384294B1 Protective bandages including force-transmission-impeding members therein Human Necessities 23 Expired
US5344156A Action game Human Necessities 18 Expired
US6935341B2 Irrigation drape Human Necessities 14 Expired
US6755196B2 Irrigation drape Human Necessities 13 Expired
US5318306A Educational game Human Necessities 12 Expired

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