Inventor · Salt Lake City, UT, US

Dan J. Bills

19Patents
11h-index
8Co-inventors
57Inventor score

Filing activity: Feb 19, 1997 → Oct 3, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US6398761B1 Double syringe barrels with ported delivery ends Performing Operations; Transporting 129 Expired
US5944698A Adjustable flow syringe Performing Operations; Transporting 100 Expired
US6732887B2 Two-part composition syringe delivery system Performing Operations; Transporting 55 Expired
US6712608B2 Anatomically contoured matrix bands for use in dental restoration procedures Human Necessities 45 Expired
US6468079B1 Abrasive radiopaque endodontic marking tools and related methods Human Necessities 42 Expired
US7503905B2 Venting syringe plunger Performing Operations; Transporting 30 Active
US6589053B2 Low profile matrix band retainers Human Necessities 17 Expired
US6042378A Contaminant retention resistant tool Human Necessities 15 Expired
US6155825A Radiopaque endodontic marking tools and related methods Human Necessities 13 Expired
US7357789B2 Specially designed syringes for dispensing granular or powdered solids Human Necessities 13 Expired
US7097449B2 Dental brackets for retaining a medicament-releasing pellet on a tooth and kits including such brackets Human Necessities 11 Expired
US6400801B1 Smooth radiopaque endodontic marking tools and related methods Human Necessities 11 Expired
US7198619B2 Valve syringe Performing Operations; Transporting 10 Expired
USD443691S Dental hand instrument with a smooth wavy handgrip portion General 10 Expired
USD442690S Dental hand instrument with opposing smooth wavy handgrip portions General 9 Expired
US7169134B2 Apparatus with rotatable valve syringe Performing Operations; Transporting 6 Expired
US6972008B2 Syringe having a tapered plunger Performing Operations; Transporting 5 Expired
US7226289B2 Method for overmolding polymers over dental tools Human Necessities 4 Expired
US7234939B2 Dental instruments having a handle formed by two-shot molding Human Necessities 3 Expired

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