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Patents

Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
US401058317 Apr 19758 Mar 1977Engelhard Minerals & Chemicals CorporationFixed-super-abrasive tool and method of manufacture thereof
US403516021 Jan 197612 Jul 1977Canon Kabushiki KaishaMethod for manufacturing a convex or concave lapping tool
US492916913 Jun 198829 May 1990Mitsubishi Rayon Co.Working equipment for roughening the side of optical fiber
US49893169 Mar 19875 Feb 1991Gerber Scientific Products, Inc.Method and apparatus for making prescription eyeglass lenses
US521069526 Oct 199011 May 1993Gerber Optical, Inc.Single block mounting system for surfacing and edging of a lens blank and method therefor
US556750319 Sep 199422 Oct 1996Polishing pad with abrasive particles in a non-porous binder
US559334028 Sep 199514 Jan 1997DAC Vision, Inc.Castable ophthalmic lens polishing lap and method
US560549913 Apr 199525 Feb 1997Speedfam Company LimitedFlattening method and flattening apparatus of a semiconductor device