Inventor · Chadds Ford, PA, US

Heinz Reinhardt

20Patents
14h-index
24Co-inventors
77Inventor score

Filing activity: Jul 12, 1994 → Mar 22, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US5578362A Polymeric polishing pad containing hollow polymeric microelements Emerging Cross-Sectional Technologies 239 Expired
US5900164A Method for planarizing a semiconductor device surface with polymeric pad containing hollow polymeric microelements Emerging Cross-Sectional Technologies 95 Expired
US6017265A Methods for using polishing pads Performing Operations; Transporting 81 Expired
US6069080A Fixed abrasive polishing system for the manufacture of semiconductor devices, memory disks and the like Physics 64 Expired
US6095902A Polyether-polyester polyurethane polishing pads and related methods Performing Operations; Transporting 54 Expired
US6019666A Mosaic polishing pads and methods relating thereto Performing Operations; Transporting 38 Expired
US6099954A Polishing material and method of polishing a surface Emerging Cross-Sectional Technologies 29 Expired
US6894620B2 Method and device for monitoring the service life of a filter Performing Operations; Transporting 25 Expired
US6231434A Polishing pads and methods relating thereto Performing Operations; Transporting 22 Expired
US6439989B1 Polymeric polishing pad having continuously regenerated work surface Emerging Cross-Sectional Technologies 21 Expired
US6106754A Method of making polishing pads Performing Operations; Transporting 19 Expired
US6899611B2 Polishing pad for a semiconductor device having a dissolvable substance Emerging Cross-Sectional Technologies 19 Expired
US6419556B1 Method of polishing using a polishing pad Emerging Cross-Sectional Technologies 16 Expired
US6337281B1 Fixed abrasive polishing system for the manufacture of semiconductor devices, memory disks and the like Physics 15 Expired
US6325703A Polishing pads and methods relating thereto Performing Operations; Transporting 10 Expired
US6454633B1 Polishing pads of flocked hollow fibers and methods relating thereto Performing Operations; Transporting 10 Expired
US8709138B2 Filter medium for particulate filtration Emerging Cross-Sectional Technologies 3 Active
US6903021B2 Method of polishing a semiconductor device Emerging Cross-Sectional Technologies 2 Expired
US7270762B2 Polishing compositions for noble metals Chemistry; Metallurgy 1 Expired
US8128729B2 Filter arrangement Performing Operations; Transporting 1 Active

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