Inventor · San Diego, CA, US

Randel Dorian

52Patents
31h-index
15Co-inventors
85Inventor score

Filing activity: May 29, 1992 → May 18, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5585007A Plasma concentrate and tissue sealant methods and apparatuses for making concentrated plasma and/or tissue sealant Performing Operations; Transporting 316 Expired
US6905612B2 Plasma concentrate apparatus and method Emerging Cross-Sectional Technologies 285 Expired
US6372244B1 RETRIEVABLE BIOARTIFICIAL IMPLANTS HAVING DIMENSIONS ALLOWING RAPID DIFFUSION OF OXYGEN AND RAPID BIOLOGICAL RESPONSE TO PHYSIOLOGICAL CHANGE, PROCESSES FOR THEIR MANUFACTURE, AND METHODS FOR THEIR USE Human Necessities 218 Expired
US5788662A Methods for making concentrated plasma and/or tissue sealant Performing Operations; Transporting 210 Expired
US6132396A Apparatus for applying tissue sealant Performing Operations; Transporting 196 Expired
US5814022A Method and apparatus for applying tissue sealant Performing Operations; Transporting 194 Expired
US6063297A Method and apparatus for making concentrated plasma and/or tissue sealant Performing Operations; Transporting 174 Expired
US6214338A Plasma concentrate and method of processing blood for same Performing Operations; Transporting 157 Expired
US7470371B2 Methods and apparatus for isolating platelets from blood Emerging Cross-Sectional Technologies 149 Active
US7223346B2 Methods and apparatus for isolating platelets from blood Emerging Cross-Sectional Technologies 148 Expired
US7553413B2 Plasma concentrator device Emerging Cross-Sectional Technologies 105 Active
US7708152B2 Method and apparatus for preparing platelet rich plasma and concentrates thereof Performing Operations; Transporting 98 Active
US7806276B2 Buoy suspension fractionation system Performing Operations; Transporting 84 Active
US7992725B2 Buoy suspension fractionation system Physics 77 Active
US5855613A Retrievable bioartificial implants having dimensions allowing rapid diffusion of oxygen and rapid biological response to physiological change Human Necessities 75 Expired
US7837884B2 Methods and apparatus for isolating platelets from blood Emerging Cross-Sectional Technologies 71 Active
US6165225A Retrievable bioartificial implants having dimensions allowing rapid diffusion of oxygen and rapid biological response to physiological change, processes for their manufacture, and methods for their use Human Necessities 69 Expired
US7901584B2 Plasma concentration Emerging Cross-Sectional Technologies 62 Active
US5434057A Sperm motility assay and devices Emerging Cross-Sectional Technologies 57 Expired
US5578314A Multiple layer alginate coatings of biological tissue for transplantation Emerging Cross-Sectional Technologies 55 Expired
US7824559B2 Apparatus and method for preparing platelet rich plasma and concentrates thereof Performing Operations; Transporting 43 Active
US8119013B2 Method of separating a selected component from a multiple component material Performing Operations; Transporting 41 Active
US7987995B2 Method and apparatus for preparing platelet rich plasma and concentrates thereof Performing Operations; Transporting 40 Active
US8801586B2 System and process for separating a material Performing Operations; Transporting 39 Active
US8474630B2 Method and apparatus for isolating platelets from blood Emerging Cross-Sectional Technologies 38 Active

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