Inventor · Watertown, MA, US

James F. Bredt

30Patents
19h-index
41Co-inventors
81Inventor score

Filing activity: Mar 17, 1989 → Nov 8, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5387380A Three-dimensional printing techniques Electricity 675 Expired
US5807437A Three dimensional printing system Emerging Cross-Sectional Technologies 258 Expired
US7795349B2 Material systems and methods of three-dimensional printing Performing Operations; Transporting 247 Active
US6375874B1 Method and apparatus for prototyping a three-dimensional object Emerging Cross-Sectional Technologies 234 Expired
US6007318A Method and apparatus for prototyping a three-dimensional object Emerging Cross-Sectional Technologies 206 Expired
US5902441A Method of three dimensional printing Emerging Cross-Sectional Technologies 188 Expired
US6146567A Three dimensional printing methods Emerging Cross-Sectional Technologies 175 Expired
US6416850B1 Three dimensional printing materials system Emerging Cross-Sectional Technologies 165 Expired
US6989115B2 Method and apparatus for prototyping a three-dimensional object Performing Operations; Transporting 162 Expired
US5851465A Binder composition for use in three dimensional printing Emerging Cross-Sectional Technologies 162 Expired
US7087109B2 Three dimensional printing material system and method Chemistry; Metallurgy 156 Expired
US6610429B2 Three dimensional printing material system and method Emerging Cross-Sectional Technologies 121 Expired
US7550518B2 Methods and compositions for three-dimensional printing of solid objects Performing Operations; Transporting 96 Active
US5490882A Process for removing loose powder particles from interior passages of a body Emerging Cross-Sectional Technologies 96 Expired
US7332537B2 Three dimensional printing material system and method Chemistry; Metallurgy 96 Expired
US5660621A Binder composition for use in three dimensional printing Emerging Cross-Sectional Technologies 76 Expired
US8211226B2 Cement-based materials system for producing ferrous castings using a three-dimensional printer Emerging Cross-Sectional Technologies 42 Active
US7569273B2 Thermoplastic powder material system for appearance models from 3D printing systems Emerging Cross-Sectional Technologies 41 Expired
US5814161A Ceramic mold finishing techniques for removing powder Emerging Cross-Sectional Technologies 27 Expired
US4922082A Thermal valve gate for plastic molding apparatus Performing Operations; Transporting 19 Expired
US6109332A Ceramic mold finishing Emerging Cross-Sectional Technologies 16 Expired
US9856390B2 Binder, adhesive and active filler system for three-dimensional printing of ceramics Chemistry; Metallurgy 15 Active
US8167999B2 Three-dimensional printing material system with improved color, article performance, and ease of use Emerging Cross-Sectional Technologies 12 Active
US9522522B2 Three dimensional printing method and apparatus using an inclined fluid jet Performing Operations; Transporting 4 Active
US10632732B2 Method and apparatus for making three-dimensional objects using a dynamically adjustable retaining barrier Performing Operations; Transporting 3 Active

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