Inventor · Prairie Village, KS, US

Marc A. Asher

18Patents
17h-index
12Co-inventors
75Inventor score

Filing activity: Jul 29, 1987 → Nov 8, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US4773402A Dorsal transacral surgical implant Human Necessities 522 Expired
US5084049A Transverse connector for spinal column corrective devices Human Necessities 446 Expired
US5312404A Spinal column retaining apparatus Human Necessities 401 Expired
US5129900A Spinal column retaining method and apparatus Human Necessities 397 Expired
US5346493A Top-entry rod retainer Mechanical Engineering; Lighting; Heating 327 Expired
US4887595A Surgically implantable device for spinal columns Human Necessities 317 Expired
US5257993A Top-entry rod retainer Mechanical Engineering; Lighting; Heating 265 Expired
US5690629A Apparatus for maintaining vertebrae of a spinal column in a desired spatial relationship Human Necessities 247 Expired
US5024213A Connector for a corrective device Human Necessities 247 Expired
US5113685A Apparatus for contouring spine plates and/or rods Human Necessities 227 Expired
US5743907A Spinal column retaining method and apparatus Human Necessities 153 Expired
US5984924A Bone alignment system having variable orientation bone anchors Human Necessities 133 Expired
US6080156A Spinal column retaining method and apparatus Human Necessities 108 Expired
US5728127A Apparatus for maintaining vertebrae of a spinal column in a desired spatial relationship Human Necessities 102 Expired
US5476463A Spinal column retaining apparatus Emerging Cross-Sectional Technologies 70 Expired
US5217461A Apparatus for maintaining vertebrae in a desired spatial relationship Human Necessities 67 Expired
US7287002B1 System for placing product delivery orders through the internet Physics 62 Expired
US7945479B2 Ordering system and method for pizza and other goods and services using a stateless communication protocol Physics 15 Active

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